Parity checks
X-checks 256 (max weight 6) · Z-checks 256 (max weight 6)
H_X (256 checks, sparse supports)
[0, 128, 256, 384, 512, 640]
[1, 129, 257, 385, 513, 641]
[2, 130, 258, 386, 514, 642]
[3, 131, 259, 387, 515, 643]
[4, 132, 260, 388, 516, 644]
[5, 133, 261, 389, 517, 645]
[6, 134, 262, 390, 518, 646]
[7, 135, 263, 391, 519, 647]
[8, 136, 264, 392, 520, 648]
[9, 137, 265, 393, 521, 649]
[10, 138, 266, 394, 522, 650]
[11, 139, 267, 395, 523, 651]
[12, 140, 268, 396, 524, 652]
[13, 141, 269, 397, 525, 653]
[14, 142, 270, 398, 526, 654]
[15, 143, 271, 399, 527, 655]
[16, 144, 272, 400, 528, 656]
[17, 145, 273, 401, 529, 657]
[18, 146, 274, 402, 530, 658]
[19, 147, 275, 403, 531, 659]
[20, 148, 276, 404, 532, 660]
[21, 149, 277, 405, 533, 661]
[22, 150, 278, 406, 534, 662]
[23, 151, 279, 407, 535, 663]
[24, 152, 280, 408, 536, 664]
[25, 153, 281, 409, 537, 665]
[26, 154, 282, 410, 538, 666]
[27, 155, 283, 411, 539, 667]
[28, 156, 284, 412, 540, 668]
[29, 157, 285, 413, 541, 669]
[30, 158, 286, 414, 542, 670]
[31, 159, 287, 415, 543, 671]
[32, 160, 288, 416, 544, 672]
[33, 161, 289, 417, 545, 673]
[34, 162, 290, 418, 546, 674]
[35, 163, 291, 419, 547, 675]
[36, 164, 292, 420, 548, 676]
[37, 165, 293, 421, 549, 677]
[38, 166, 294, 422, 550, 678]
[39, 167, 295, 423, 551, 679]
[40, 168, 296, 424, 552, 680]
[41, 169, 297, 425, 553, 681]
[42, 170, 298, 426, 554, 682]
[43, 171, 299, 427, 555, 683]
[44, 172, 300, 428, 556, 684]
[45, 173, 301, 429, 557, 685]
[46, 174, 302, 430, 558, 686]
[47, 175, 303, 431, 559, 687]
[48, 176, 304, 432, 560, 688]
[49, 177, 305, 433, 561, 689]
[50, 178, 306, 434, 562, 690]
[51, 179, 307, 435, 563, 691]
[52, 180, 308, 436, 564, 692]
[53, 181, 309, 437, 565, 693]
[54, 182, 310, 438, 566, 694]
[55, 183, 311, 439, 567, 695]
[56, 184, 312, 440, 568, 696]
[57, 185, 313, 441, 569, 697]
[58, 186, 314, 442, 570, 698]
[59, 187, 315, 443, 571, 699]
[60, 188, 316, 444, 572, 700]
[61, 189, 317, 445, 573, 701]
[62, 190, 318, 446, 574, 702]
[63, 191, 319, 447, 575, 703]
[64, 192, 320, 448, 576, 704]
[65, 193, 321, 449, 577, 705]
[66, 194, 322, 450, 578, 706]
[67, 195, 323, 451, 579, 707]
[68, 196, 324, 452, 580, 708]
[69, 197, 325, 453, 581, 709]
[70, 198, 326, 454, 582, 710]
[71, 199, 327, 455, 583, 711]
[72, 200, 328, 456, 584, 712]
[73, 201, 329, 457, 585, 713]
[74, 202, 330, 458, 586, 714]
[75, 203, 331, 459, 587, 715]
[76, 204, 332, 460, 588, 716]
[77, 205, 333, 461, 589, 717]
[78, 206, 334, 462, 590, 718]
[79, 207, 335, 463, 591, 719]
[80, 208, 336, 464, 592, 720]
[81, 209, 337, 465, 593, 721]
[82, 210, 338, 466, 594, 722]
[83, 211, 339, 467, 595, 723]
[84, 212, 340, 468, 596, 724]
[85, 213, 341, 469, 597, 725]
[86, 214, 342, 470, 598, 726]
[87, 215, 343, 471, 599, 727]
[88, 216, 344, 472, 600, 728]
[89, 217, 345, 473, 601, 729]
[90, 218, 346, 474, 602, 730]
[91, 219, 347, 475, 603, 731]
[92, 220, 348, 476, 604, 732]
[93, 221, 349, 477, 605, 733]
[94, 222, 350, 478, 606, 734]
[95, 223, 351, 479, 607, 735]
[96, 224, 352, 480, 608, 736]
[97, 225, 353, 481, 609, 737]
[98, 226, 354, 482, 610, 738]
[99, 227, 355, 483, 611, 739]
[100, 228, 356, 484, 612, 740]
[101, 229, 357, 485, 613, 741]
[102, 230, 358, 486, 614, 742]
[103, 231, 359, 487, 615, 743]
[104, 232, 360, 488, 616, 744]
[105, 233, 361, 489, 617, 745]
[106, 234, 362, 490, 618, 746]
[107, 235, 363, 491, 619, 747]
[108, 236, 364, 492, 620, 748]
[109, 237, 365, 493, 621, 749]
[110, 238, 366, 494, 622, 750]
[111, 239, 367, 495, 623, 751]
[112, 240, 368, 496, 624, 752]
[113, 241, 369, 497, 625, 753]
[114, 242, 370, 498, 626, 754]
[115, 243, 371, 499, 627, 755]
[116, 244, 372, 500, 628, 756]
[117, 245, 373, 501, 629, 757]
[118, 246, 374, 502, 630, 758]
[119, 247, 375, 503, 631, 759]
[120, 248, 376, 504, 632, 760]
[121, 249, 377, 505, 633, 761]
[122, 250, 378, 506, 634, 762]
[123, 251, 379, 507, 635, 763]
[124, 252, 380, 508, 636, 764]
[125, 253, 381, 509, 637, 765]
[126, 254, 382, 510, 638, 766]
[127, 255, 383, 511, 639, 767]
[0, 255, 381, 504, 628, 750]
[1, 128, 382, 505, 629, 751]
[2, 129, 383, 506, 630, 752]
[3, 130, 256, 507, 631, 753]
[4, 131, 257, 508, 632, 754]
[5, 132, 258, 509, 633, 755]
[6, 133, 259, 510, 634, 756]
[7, 134, 260, 511, 635, 757]
[8, 135, 261, 384, 636, 758]
[9, 136, 262, 385, 637, 759]
[10, 137, 263, 386, 638, 760]
[11, 138, 264, 387, 639, 761]
[12, 139, 265, 388, 512, 762]
[13, 140, 266, 389, 513, 763]
[14, 141, 267, 390, 514, 764]
[15, 142, 268, 391, 515, 765]
[16, 143, 269, 392, 516, 766]
[17, 144, 270, 393, 517, 767]
[18, 145, 271, 394, 518, 640]
[19, 146, 272, 395, 519, 641]
[20, 147, 273, 396, 520, 642]
[21, 148, 274, 397, 521, 643]
[22, 149, 275, 398, 522, 644]
[23, 150, 276, 399, 523, 645]
[24, 151, 277, 400, 524, 646]
[25, 152, 278, 401, 525, 647]
[26, 153, 279, 402, 526, 648]
[27, 154, 280, 403, 527, 649]
[28, 155, 281, 404, 528, 650]
[29, 156, 282, 405, 529, 651]
[30, 157, 283, 406, 530, 652]
[31, 158, 284, 407, 531, 653]
[32, 159, 285, 408, 532, 654]
[33, 160, 286, 409, 533, 655]
[34, 161, 287, 410, 534, 656]
[35, 162, 288, 411, 535, 657]
[36, 163, 289, 412, 536, 658]
[37, 164, 290, 413, 537, 659]
[38, 165, 291, 414, 538, 660]
[39, 166, 292, 415, 539, 661]
[40, 167, 293, 416, 540, 662]
[41, 168, 294, 417, 541, 663]
[42, 169, 295, 418, 542, 664]
[43, 170, 296, 419, 543, 665]
[44, 171, 297, 420, 544, 666]
[45, 172, 298, 421, 545, 667]
[46, 173, 299, 422, 546, 668]
[47, 174, 300, 423, 547, 669]
[48, 175, 301, 424, 548, 670]
[49, 176, 302, 425, 549, 671]
[50, 177, 303, 426, 550, 672]
[51, 178, 304, 427, 551, 673]
[52, 179, 305, 428, 552, 674]
[53, 180, 306, 429, 553, 675]
[54, 181, 307, 430, 554, 676]
[55, 182, 308, 431, 555, 677]
[56, 183, 309, 432, 556, 678]
[57, 184, 310, 433, 557, 679]
[58, 185, 311, 434, 558, 680]
[59, 186, 312, 435, 559, 681]
[60, 187, 313, 436, 560, 682]
[61, 188, 314, 437, 561, 683]
[62, 189, 315, 438, 562, 684]
[63, 190, 316, 439, 563, 685]
[64, 191, 317, 440, 564, 686]
[65, 192, 318, 441, 565, 687]
[66, 193, 319, 442, 566, 688]
[67, 194, 320, 443, 567, 689]
[68, 195, 321, 444, 568, 690]
[69, 196, 322, 445, 569, 691]
[70, 197, 323, 446, 570, 692]
[71, 198, 324, 447, 571, 693]
[72, 199, 325, 448, 572, 694]
[73, 200, 326, 449, 573, 695]
[74, 201, 327, 450, 574, 696]
[75, 202, 328, 451, 575, 697]
[76, 203, 329, 452, 576, 698]
[77, 204, 330, 453, 577, 699]
[78, 205, 331, 454, 578, 700]
[79, 206, 332, 455, 579, 701]
[80, 207, 333, 456, 580, 702]
[81, 208, 334, 457, 581, 703]
[82, 209, 335, 458, 582, 704]
[83, 210, 336, 459, 583, 705]
[84, 211, 337, 460, 584, 706]
[85, 212, 338, 461, 585, 707]
[86, 213, 339, 462, 586, 708]
[87, 214, 340, 463, 587, 709]
[88, 215, 341, 464, 588, 710]
[89, 216, 342, 465, 589, 711]
[90, 217, 343, 466, 590, 712]
[91, 218, 344, 467, 591, 713]
[92, 219, 345, 468, 592, 714]
[93, 220, 346, 469, 593, 715]
[94, 221, 347, 470, 594, 716]
[95, 222, 348, 471, 595, 717]
[96, 223, 349, 472, 596, 718]
[97, 224, 350, 473, 597, 719]
[98, 225, 351, 474, 598, 720]
[99, 226, 352, 475, 599, 721]
[100, 227, 353, 476, 600, 722]
[101, 228, 354, 477, 601, 723]
[102, 229, 355, 478, 602, 724]
[103, 230, 356, 479, 603, 725]
[104, 231, 357, 480, 604, 726]
[105, 232, 358, 481, 605, 727]
[106, 233, 359, 482, 606, 728]
[107, 234, 360, 483, 607, 729]
[108, 235, 361, 484, 608, 730]
[109, 236, 362, 485, 609, 731]
[110, 237, 363, 486, 610, 732]
[111, 238, 364, 487, 611, 733]
[112, 239, 365, 488, 612, 734]
[113, 240, 366, 489, 613, 735]
[114, 241, 367, 490, 614, 736]
[115, 242, 368, 491, 615, 737]
[116, 243, 369, 492, 616, 738]
[117, 244, 370, 493, 617, 739]
[118, 245, 371, 494, 618, 740]
[119, 246, 372, 495, 619, 741]
[120, 247, 373, 496, 620, 742]
[121, 248, 374, 497, 621, 743]
[122, 249, 375, 498, 622, 744]
[123, 250, 376, 499, 623, 745]
[124, 251, 377, 500, 624, 746]
[125, 252, 378, 501, 625, 747]
[126, 253, 379, 502, 626, 748]
[127, 254, 380, 503, 627, 749]
H_Z (256 checks, sparse supports)
[0, 133, 261, 384, 628, 756]
[1, 134, 262, 385, 629, 757]
[2, 135, 263, 386, 630, 758]
[3, 136, 264, 387, 631, 759]
[4, 137, 265, 388, 632, 760]
[5, 138, 266, 389, 633, 761]
[6, 139, 267, 390, 634, 762]
[7, 140, 268, 391, 635, 763]
[8, 141, 269, 392, 636, 764]
[9, 142, 270, 393, 637, 765]
[10, 143, 271, 394, 638, 766]
[11, 144, 272, 395, 639, 767]
[12, 145, 273, 396, 512, 640]
[13, 146, 274, 397, 513, 641]
[14, 147, 275, 398, 514, 642]
[15, 148, 276, 399, 515, 643]
[16, 149, 277, 400, 516, 644]
[17, 150, 278, 401, 517, 645]
[18, 151, 279, 402, 518, 646]
[19, 152, 280, 403, 519, 647]
[20, 153, 281, 404, 520, 648]
[21, 154, 282, 405, 521, 649]
[22, 155, 283, 406, 522, 650]
[23, 156, 284, 407, 523, 651]
[24, 157, 285, 408, 524, 652]
[25, 158, 286, 409, 525, 653]
[26, 159, 287, 410, 526, 654]
[27, 160, 288, 411, 527, 655]
[28, 161, 289, 412, 528, 656]
[29, 162, 290, 413, 529, 657]
[30, 163, 291, 414, 530, 658]
[31, 164, 292, 415, 531, 659]
[32, 165, 293, 416, 532, 660]
[33, 166, 294, 417, 533, 661]
[34, 167, 295, 418, 534, 662]
[35, 168, 296, 419, 535, 663]
[36, 169, 297, 420, 536, 664]
[37, 170, 298, 421, 537, 665]
[38, 171, 299, 422, 538, 666]
[39, 172, 300, 423, 539, 667]
[40, 173, 301, 424, 540, 668]
[41, 174, 302, 425, 541, 669]
[42, 175, 303, 426, 542, 670]
[43, 176, 304, 427, 543, 671]
[44, 177, 305, 428, 544, 672]
[45, 178, 306, 429, 545, 673]
[46, 179, 307, 430, 546, 674]
[47, 180, 308, 431, 547, 675]
[48, 181, 309, 432, 548, 676]
[49, 182, 310, 433, 549, 677]
[50, 183, 311, 434, 550, 678]
[51, 184, 312, 435, 551, 679]
[52, 185, 313, 436, 552, 680]
[53, 186, 314, 437, 553, 681]
[54, 187, 315, 438, 554, 682]
[55, 188, 316, 439, 555, 683]
[56, 189, 317, 440, 556, 684]
[57, 190, 318, 441, 557, 685]
[58, 191, 319, 442, 558, 686]
[59, 192, 320, 443, 559, 687]
[60, 193, 321, 444, 560, 688]
[61, 194, 322, 445, 561, 689]
[62, 195, 323, 446, 562, 690]
[63, 196, 324, 447, 563, 691]
[64, 197, 325, 448, 564, 692]
[65, 198, 326, 449, 565, 693]
[66, 199, 327, 450, 566, 694]
[67, 200, 328, 451, 567, 695]
[68, 201, 329, 452, 568, 696]
[69, 202, 330, 453, 569, 697]
[70, 203, 331, 454, 570, 698]
[71, 204, 332, 455, 571, 699]
[72, 205, 333, 456, 572, 700]
[73, 206, 334, 457, 573, 701]
[74, 207, 335, 458, 574, 702]
[75, 208, 336, 459, 575, 703]
[76, 209, 337, 460, 576, 704]
[77, 210, 338, 461, 577, 705]
[78, 211, 339, 462, 578, 706]
[79, 212, 340, 463, 579, 707]
[80, 213, 341, 464, 580, 708]
[81, 214, 342, 465, 581, 709]
[82, 215, 343, 466, 582, 710]
[83, 216, 344, 467, 583, 711]
[84, 217, 345, 468, 584, 712]
[85, 218, 346, 469, 585, 713]
[86, 219, 347, 470, 586, 714]
[87, 220, 348, 471, 587, 715]
[88, 221, 349, 472, 588, 716]
[89, 222, 350, 473, 589, 717]
[90, 223, 351, 474, 590, 718]
[91, 224, 352, 475, 591, 719]
[92, 225, 353, 476, 592, 720]
[93, 226, 354, 477, 593, 721]
[94, 227, 355, 478, 594, 722]
[95, 228, 356, 479, 595, 723]
[96, 229, 357, 480, 596, 724]
[97, 230, 358, 481, 597, 725]
[98, 231, 359, 482, 598, 726]
[99, 232, 360, 483, 599, 727]
[100, 233, 361, 484, 600, 728]
[101, 234, 362, 485, 601, 729]
[102, 235, 363, 486, 602, 730]
[103, 236, 364, 487, 603, 731]
[104, 237, 365, 488, 604, 732]
[105, 238, 366, 489, 605, 733]
[106, 239, 367, 490, 606, 734]
[107, 240, 368, 491, 607, 735]
[108, 241, 369, 492, 608, 736]
[109, 242, 370, 493, 609, 737]
[110, 243, 371, 494, 610, 738]
[111, 244, 372, 495, 611, 739]
[112, 245, 373, 496, 612, 740]
[113, 246, 374, 497, 613, 741]
[114, 247, 375, 498, 614, 742]
[115, 248, 376, 499, 615, 743]
[116, 249, 377, 500, 616, 744]
[117, 250, 378, 501, 617, 745]
[118, 251, 379, 502, 618, 746]
[119, 252, 380, 503, 619, 747]
[120, 253, 381, 504, 620, 748]
[121, 254, 382, 505, 621, 749]
[122, 255, 383, 506, 622, 750]
[123, 128, 256, 507, 623, 751]
[124, 129, 257, 508, 624, 752]
[125, 130, 258, 509, 625, 753]
[126, 131, 259, 510, 626, 754]
[127, 132, 260, 511, 627, 755]
[0, 128, 382, 504, 638, 760]
[1, 129, 383, 505, 639, 761]
[2, 130, 256, 506, 512, 762]
[3, 131, 257, 507, 513, 763]
[4, 132, 258, 508, 514, 764]
[5, 133, 259, 509, 515, 765]
[6, 134, 260, 510, 516, 766]
[7, 135, 261, 511, 517, 767]
[8, 136, 262, 384, 518, 640]
[9, 137, 263, 385, 519, 641]
[10, 138, 264, 386, 520, 642]
[11, 139, 265, 387, 521, 643]
[12, 140, 266, 388, 522, 644]
[13, 141, 267, 389, 523, 645]
[14, 142, 268, 390, 524, 646]
[15, 143, 269, 391, 525, 647]
[16, 144, 270, 392, 526, 648]
[17, 145, 271, 393, 527, 649]
[18, 146, 272, 394, 528, 650]
[19, 147, 273, 395, 529, 651]
[20, 148, 274, 396, 530, 652]
[21, 149, 275, 397, 531, 653]
[22, 150, 276, 398, 532, 654]
[23, 151, 277, 399, 533, 655]
[24, 152, 278, 400, 534, 656]
[25, 153, 279, 401, 535, 657]
[26, 154, 280, 402, 536, 658]
[27, 155, 281, 403, 537, 659]
[28, 156, 282, 404, 538, 660]
[29, 157, 283, 405, 539, 661]
[30, 158, 284, 406, 540, 662]
[31, 159, 285, 407, 541, 663]
[32, 160, 286, 408, 542, 664]
[33, 161, 287, 409, 543, 665]
[34, 162, 288, 410, 544, 666]
[35, 163, 289, 411, 545, 667]
[36, 164, 290, 412, 546, 668]
[37, 165, 291, 413, 547, 669]
[38, 166, 292, 414, 548, 670]
[39, 167, 293, 415, 549, 671]
[40, 168, 294, 416, 550, 672]
[41, 169, 295, 417, 551, 673]
[42, 170, 296, 418, 552, 674]
[43, 171, 297, 419, 553, 675]
[44, 172, 298, 420, 554, 676]
[45, 173, 299, 421, 555, 677]
[46, 174, 300, 422, 556, 678]
[47, 175, 301, 423, 557, 679]
[48, 176, 302, 424, 558, 680]
[49, 177, 303, 425, 559, 681]
[50, 178, 304, 426, 560, 682]
[51, 179, 305, 427, 561, 683]
[52, 180, 306, 428, 562, 684]
[53, 181, 307, 429, 563, 685]
[54, 182, 308, 430, 564, 686]
[55, 183, 309, 431, 565, 687]
[56, 184, 310, 432, 566, 688]
[57, 185, 311, 433, 567, 689]
[58, 186, 312, 434, 568, 690]
[59, 187, 313, 435, 569, 691]
[60, 188, 314, 436, 570, 692]
[61, 189, 315, 437, 571, 693]
[62, 190, 316, 438, 572, 694]
[63, 191, 317, 439, 573, 695]
[64, 192, 318, 440, 574, 696]
[65, 193, 319, 441, 575, 697]
[66, 194, 320, 442, 576, 698]
[67, 195, 321, 443, 577, 699]
[68, 196, 322, 444, 578, 700]
[69, 197, 323, 445, 579, 701]
[70, 198, 324, 446, 580, 702]
[71, 199, 325, 447, 581, 703]
[72, 200, 326, 448, 582, 704]
[73, 201, 327, 449, 583, 705]
[74, 202, 328, 450, 584, 706]
[75, 203, 329, 451, 585, 707]
[76, 204, 330, 452, 586, 708]
[77, 205, 331, 453, 587, 709]
[78, 206, 332, 454, 588, 710]
[79, 207, 333, 455, 589, 711]
[80, 208, 334, 456, 590, 712]
[81, 209, 335, 457, 591, 713]
[82, 210, 336, 458, 592, 714]
[83, 211, 337, 459, 593, 715]
[84, 212, 338, 460, 594, 716]
[85, 213, 339, 461, 595, 717]
[86, 214, 340, 462, 596, 718]
[87, 215, 341, 463, 597, 719]
[88, 216, 342, 464, 598, 720]
[89, 217, 343, 465, 599, 721]
[90, 218, 344, 466, 600, 722]
[91, 219, 345, 467, 601, 723]
[92, 220, 346, 468, 602, 724]
[93, 221, 347, 469, 603, 725]
[94, 222, 348, 470, 604, 726]
[95, 223, 349, 471, 605, 727]
[96, 224, 350, 472, 606, 728]
[97, 225, 351, 473, 607, 729]
[98, 226, 352, 474, 608, 730]
[99, 227, 353, 475, 609, 731]
[100, 228, 354, 476, 610, 732]
[101, 229, 355, 477, 611, 733]
[102, 230, 356, 478, 612, 734]
[103, 231, 357, 479, 613, 735]
[104, 232, 358, 480, 614, 736]
[105, 233, 359, 481, 615, 737]
[106, 234, 360, 482, 616, 738]
[107, 235, 361, 483, 617, 739]
[108, 236, 362, 484, 618, 740]
[109, 237, 363, 485, 619, 741]
[110, 238, 364, 486, 620, 742]
[111, 239, 365, 487, 621, 743]
[112, 240, 366, 488, 622, 744]
[113, 241, 367, 489, 623, 745]
[114, 242, 368, 490, 624, 746]
[115, 243, 369, 491, 625, 747]
[116, 244, 370, 492, 626, 748]
[117, 245, 371, 493, 627, 749]
[118, 246, 372, 494, 628, 750]
[119, 247, 373, 495, 629, 751]
[120, 248, 374, 496, 630, 752]
[121, 249, 375, 497, 631, 753]
[122, 250, 376, 498, 632, 754]
[123, 251, 377, 499, 633, 755]
[124, 252, 378, 500, 634, 756]
[125, 253, 379, 501, 635, 757]
[126, 254, 380, 502, 636, 758]
[127, 255, 381, 503, 637, 759]