C4graphGraph forms for C4 [ 506, 7 ] = PS(22,23;7)

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On this page are computer-accessible forms for the graph C4[ 506, 7 ] = PS(22,23;7).

(I) Following is a form readable by MAGMA:

g:=Graph<506|{ {276, 277}, {92, 94}, {344, 346}, {345, 347}, {68, 71}, {320, 323}, {160, 164}, {411, 415}, {161, 165}, {67, 70}, {434, 439}, {184, 189}, {321, 324}, {91, 93}, {136, 142}, {137, 143}, {40, 47}, {433, 438}, {296, 303}, {322, 325}, {224, 232}, {483, 491}, {482, 490}, {481, 489}, {480, 488}, {230, 238}, {229, 237}, {228, 236}, {227, 235}, {226, 234}, {225, 233}, {112, 121}, {114, 123}, {293, 300}, {295, 302}, {368, 377}, {134, 140}, {135, 141}, {244, 254}, {245, 255}, {386, 392}, {387, 393}, {390, 396}, {391, 397}, {113, 122}, {452, 463}, {435, 440}, {183, 188}, {294, 301}, {449, 461}, {451, 463}, {450, 462}, {69, 72}, {451, 462}, {436, 441}, {182, 187}, {180, 185}, {242, 255}, {112, 126}, {113, 127}, {133, 139}, {368, 382}, {388, 394}, {389, 395}, {23, 24}, {480, 495}, {450, 461}, {437, 442}, {241, 254}, {224, 239}, {181, 186}, {115, 124}, {32, 48}, {33, 49}, {34, 50}, {35, 51}, {36, 52}, {37, 53}, {38, 54}, {39, 55}, {40, 56}, {41, 57}, {42, 58}, {43, 59}, {44, 60}, {45, 61}, {46, 62}, {288, 304}, {289, 305}, {290, 306}, {291, 307}, {292, 308}, {293, 309}, {294, 310}, {295, 311}, {296, 312}, {297, 313}, {298, 314}, {299, 315}, {128, 145}, {483, 498}, {481, 496}, {229, 244}, {227, 242}, {225, 240}, {130, 147}, {132, 149}, {134, 151}, {136, 153}, {138, 155}, {384, 401}, {386, 403}, {388, 405}, {390, 407}, {102, 116}, {429, 447}, {428, 446}, {425, 443}, {424, 442}, {421, 439}, {420, 438}, {173, 191}, {172, 190}, {169, 187}, {168, 186}, {103, 117}, {106, 120}, {107, 121}, {110, 124}, {111, 125}, {355, 369}, {358, 372}, {359, 373}, {362, 376}, {363, 377}, {366, 380}, {367, 381}, {129, 146}, {482, 497}, {230, 245}, {226, 241}, {160, 179}, {133, 150}, {137, 154}, {385, 402}, {389, 406}, {396, 415}, {64, 84}, {460, 472}, {455, 467}, {454, 466}, {453, 465}, {452, 464}, {207, 219}, {206, 218}, {205, 217}, {204, 216}, {199, 211}, {198, 210}, {197, 209}, {196, 208}, {65, 85}, {66, 86}, {67, 87}, {320, 340}, {321, 341}, {322, 342}, {72, 93}, {455, 466}, {453, 464}, {207, 218}, {205, 216}, {199, 210}, {197, 208}, {161, 180}, {74, 95}, {328, 349}, {330, 351}, {8, 30}, {427, 445}, {426, 444}, {171, 189}, {170, 188}, {9, 31}, {108, 122}, {109, 123}, {256, 278}, {257, 279}, {264, 286}, {265, 287}, {356, 370}, {357, 371}, {364, 378}, {365, 379}, {73, 94}, {454, 465}, {228, 243}, {206, 217}, {198, 209}, {111, 120}, {131, 148}, {329, 350}, {367, 376}, {387, 404}, {1, 25}, {2, 26}, {3, 27}, {4, 28}, {5, 29}, {6, 30}, {7, 31}, {256, 280}, {257, 281}, {258, 282}, {259, 283}, {260, 284}, {261, 285}, {262, 286}, {263, 287}, {41, 48}, {43, 50}, {45, 52}, {70, 95}, {108, 117}, {110, 119}, {297, 304}, {299, 306}, {324, 349}, {326, 351}, {360, 369}, {362, 371}, {364, 373}, {366, 375}, {2, 24}, {3, 25}, {6, 28}, {7, 29}, {64, 90}, {65, 91}, {138, 144}, {258, 280}, {259, 281}, {262, 284}, {263, 285}, {42, 49}, {460, 471}, {456, 467}, {204, 215}, {200, 211}, {46, 53}, {109, 118}, {298, 305}, {325, 350}, {327, 348}, {361, 370}, {365, 374}, {68, 88}, {459, 471}, {458, 470}, {457, 469}, {456, 468}, {419, 447}, {418, 446}, {417, 445}, {416, 444}, {203, 215}, {202, 214}, {201, 213}, {200, 212}, {163, 191}, {162, 190}, {69, 89}, {128, 157}, {459, 470}, {457, 468}, {203, 214}, {201, 212}, {130, 159}, {326, 347}, {384, 413}, {4, 26}, {423, 441}, {422, 440}, {167, 185}, {5, 27}, {32, 62}, {33, 63}, {66, 92}, {104, 118}, {105, 119}, {260, 282}, {261, 283}, {288, 318}, {289, 319}, {360, 374}, {361, 375}, {44, 51}, {458, 469}, {202, 213}, {107, 116}, {129, 158}, {135, 152}, {323, 348}, {325, 346}, {363, 372}, {385, 414}, {391, 408}, {93, 125}, {94, 126}, {95, 127}, {346, 378}, {347, 379}, {348, 380}, {349, 381}, {350, 382}, {351, 383}, {209, 240}, {475, 506}, {473, 504}, {471, 502}, {469, 500}, {467, 498}, {465, 496}, {463, 494}, {461, 492}, {221, 252}, {219, 250}, {217, 248}, {215, 246}, {213, 244}, {211, 242}, {26, 56}, {449, 483}, {448, 482}, {196, 230}, {193, 227}, {192, 226}, {27, 57}, {30, 60}, {31, 61}, {278, 308}, {279, 309}, {282, 312}, {283, 313}, {286, 316}, {287, 317}, {131, 160}, {474, 505}, {470, 501}, {466, 497}, {462, 493}, {448, 483}, {222, 253}, {218, 249}, {214, 245}, {210, 241}, {192, 227}, {415, 443}, {132, 161}, {407, 434}, {405, 432}, {195, 230}, {193, 228}, {157, 184}, {151, 178}, {149, 176}, {143, 170}, {141, 168}, {346, 383}, {397, 424}, {399, 426}, {28, 58}, {465, 503}, {464, 502}, {209, 247}, {208, 246}, {195, 229}, {194, 228}, {29, 59}, {277, 307}, {284, 314}, {285, 315}, {24, 63}, {468, 499}, {406, 433}, {220, 251}, {212, 243}, {194, 229}, {150, 177}, {71, 96}, {79, 104}, {87, 112}, {142, 169}, {280, 319}, {327, 352}, {335, 360}, {343, 368}, {398, 425}, {8, 32}, {9, 33}, {10, 34}, {11, 35}, {12, 36}, {13, 37}, {14, 38}, {15, 39}, {264, 288}, {265, 289}, {266, 290}, {267, 291}, {268, 292}, {269, 293}, {270, 294}, {271, 295}, {72, 97}, {74, 99}, {76, 101}, {78, 103}, {88, 113}, {90, 115}, {277, 316}, {279, 318}, {328, 353}, {330, 355}, {332, 357}, {334, 359}, {10, 32}, {467, 505}, {466, 504}, {215, 253}, {214, 252}, {211, 249}, {210, 248}, {11, 33}, {14, 36}, {15, 37}, {266, 288}, {267, 289}, {270, 292}, {271, 293}, {73, 98}, {408, 435}, {156, 183}, {152, 179}, {75, 96}, {77, 102}, {79, 100}, {89, 114}, {91, 112}, {140, 167}, {278, 317}, {329, 354}, {331, 352}, {333, 358}, {335, 356}, {392, 419}, {396, 423}, {323, 367}, {76, 97}, {413, 432}, {409, 436}, {159, 178}, {157, 176}, {155, 182}, {153, 180}, {143, 162}, {78, 99}, {92, 113}, {139, 166}, {332, 353}, {334, 355}, {393, 420}, {395, 422}, {397, 416}, {399, 418}, {12, 34}, {468, 506}, {213, 251}, {212, 250}, {13, 35}, {24, 54}, {25, 55}, {268, 290}, {269, 291}, {280, 310}, {281, 311}, {1, 46}, {472, 503}, {414, 433}, {410, 437}, {216, 247}, {158, 177}, {154, 181}, {75, 100}, {77, 98}, {331, 356}, {333, 354}, {394, 421}, {398, 417}, {31, 47}, {284, 300}, {285, 301}, {286, 302}, {287, 303}, {217, 232}, {479, 494}, {477, 492}, {475, 490}, {473, 488}, {471, 486}, {469, 484}, {223, 238}, {221, 236}, {219, 234}, {144, 163}, {478, 493}, {474, 489}, {470, 485}, {412, 431}, {408, 427}, {404, 423}, {222, 237}, {218, 233}, {156, 175}, {152, 171}, {148, 167}, {400, 419}, {70, 114}, {71, 115}, {324, 368}, {80, 101}, {411, 430}, {409, 428}, {403, 422}, {155, 174}, {153, 172}, {147, 166}, {145, 164}, {82, 103}, {88, 109}, {90, 111}, {336, 357}, {338, 359}, {344, 365}, {401, 420}, {16, 38}, {17, 39}, {142, 184}, {272, 294}, {273, 295}, {81, 102}, {476, 491}, {410, 429}, {220, 235}, {154, 173}, {146, 165}, {89, 110}, {337, 358}, {345, 366}, {402, 421}, {16, 40}, {479, 487}, {478, 486}, {477, 485}, {476, 484}, {223, 231}, {17, 41}, {18, 42}, {19, 43}, {20, 44}, {21, 45}, {22, 46}, {272, 296}, {273, 297}, {274, 298}, {275, 299}, {80, 105}, {82, 107}, {84, 109}, {86, 111}, {336, 361}, {338, 363}, {340, 365}, {342, 367}, {18, 40}, {463, 501}, {462, 500}, {19, 41}, {22, 44}, {23, 45}, {140, 182}, {141, 183}, {274, 296}, {275, 297}, {392, 434}, {393, 435}, {81, 106}, {404, 431}, {148, 175}, {144, 171}, {83, 104}, {85, 110}, {87, 108}, {337, 362}, {339, 360}, {341, 366}, {343, 364}, {400, 427}, {158, 162}, {414, 418}, {413, 417}, {412, 416}, {159, 163}, {84, 105}, {407, 426}, {405, 424}, {403, 430}, {151, 170}, {149, 168}, {147, 174}, {145, 172}, {86, 107}, {340, 361}, {342, 363}, {401, 428}, {20, 42}, {461, 499}, {21, 43}, {139, 181}, {276, 298}, {394, 436}, {395, 437}, {83, 108}, {472, 487}, {464, 495}, {406, 425}, {216, 231}, {208, 239}, {150, 169}, {146, 173}, {85, 106}, {339, 364}, {341, 362}, {402, 429}, {415, 456}, {25, 64}, {27, 66}, {29, 68}, {281, 320}, {283, 322}, {26, 65}, {30, 69}, {282, 321}, {189, 224}, {447, 482}, {445, 480}, {191, 226}, {190, 224}, {447, 481}, {446, 480}, {191, 225}, {28, 67}, {446, 481}, {190, 225}, {34, 64}, {445, 479}, {444, 478}, {441, 475}, {440, 474}, {189, 223}, {188, 222}, {185, 219}, {35, 65}, {38, 68}, {39, 69}, {290, 320}, {291, 321}, {188, 223}, {444, 479}, {440, 475}, {164, 192}, {431, 459}, {430, 458}, {429, 457}, {428, 456}, {423, 451}, {422, 450}, {421, 449}, {420, 448}, {175, 203}, {174, 202}, {173, 201}, {172, 200}, {167, 195}, {166, 194}, {165, 193}, {185, 220}, {443, 478}, {441, 476}, {187, 222}, {36, 66}, {443, 477}, {442, 476}, {187, 221}, {186, 220}, {37, 67}, {47, 73}, {54, 80}, {55, 81}, {62, 88}, {63, 89}, {292, 322}, {302, 328}, {303, 329}, {310, 336}, {311, 337}, {318, 344}, {319, 345}, {186, 221}, {442, 477}, {162, 203}, {418, 459}, {416, 457}, {166, 207}, {164, 205}, {56, 82}, {57, 83}, {60, 86}, {61, 87}, {300, 326}, {301, 327}, {312, 338}, {313, 339}, {316, 342}, {317, 343}, {48, 91}, {417, 458}, {165, 206}, {60, 80}, {427, 455}, {426, 454}, {425, 453}, {424, 452}, {171, 199}, {170, 198}, {169, 197}, {168, 196}, {61, 81}, {62, 82}, {63, 83}, {303, 323}, {316, 336}, {317, 337}, {318, 338}, {319, 339}, {49, 92}, {439, 474}, {58, 84}, {439, 473}, {438, 472}, {431, 449}, {430, 448}, {175, 193}, {174, 192}, {59, 85}, {314, 340}, {315, 341}, {163, 204}, {438, 473}, {419, 460}, {176, 194}, {437, 455}, {436, 454}, {433, 451}, {432, 450}, {184, 202}, {181, 199}, {180, 198}, {177, 195}, {50, 70}, {51, 71}, {56, 76}, {57, 77}, {58, 78}, {59, 79}, {304, 324}, {305, 325}, {306, 326}, {307, 327}, {312, 332}, {313, 333}, {314, 334}, {315, 335}, {47, 90}, {301, 344}, {178, 196}, {435, 453}, {434, 452}, {179, 197}, {302, 345}, {48, 74}, {49, 75}, {52, 78}, {53, 79}, {304, 330}, {305, 331}, {308, 334}, {309, 335}, {300, 343}, {52, 72}, {432, 460}, {179, 207}, {178, 206}, {177, 205}, {176, 204}, {53, 73}, {54, 74}, {55, 75}, {308, 328}, {309, 329}, {310, 330}, {311, 331}, {50, 76}, {183, 201}, {182, 200}, {51, 77}, {306, 332}, {307, 333}, {120, 160}, {121, 161}, {95, 132}, {347, 384}, {351, 388}, {94, 131}, {348, 385}, {350, 387}, {93, 130}, {349, 386}, {96, 128}, {97, 129}, {98, 130}, {99, 131}, {100, 132}, {101, 133}, {102, 134}, {103, 135}, {104, 136}, {105, 137}, {106, 138}, {352, 384}, {353, 385}, {354, 386}, {355, 387}, {356, 388}, {357, 389}, {358, 390}, {359, 391}, {119, 148}, {123, 152}, {127, 156}, {371, 400}, {375, 404}, {379, 408}, {383, 412}, {96, 133}, {98, 135}, {116, 145}, {118, 147}, {124, 153}, {126, 155}, {352, 389}, {354, 391}, {372, 401}, {374, 403}, {380, 409}, {382, 411}, {97, 134}, {117, 146}, {125, 154}, {353, 390}, {373, 402}, {381, 410}, {116, 156}, {117, 157}, {118, 158}, {119, 159}, {369, 409}, {370, 410}, {371, 411}, {372, 412}, {373, 413}, {374, 414}, {99, 136}, {100, 137}, {120, 149}, {122, 151}, {376, 405}, {378, 407}, {101, 138}, {121, 150}, {127, 144}, {377, 406}, {383, 400}, {122, 139}, {124, 141}, {126, 143}, {376, 393}, {378, 395}, {380, 397}, {382, 399}, {114, 128}, {115, 129}, {125, 142}, {377, 394}, {381, 398}, {123, 140}, {379, 396}, {370, 399}, {369, 398}, {375, 392}, {254, 299}, {232, 265}, {240, 273}, {238, 271}, {236, 269}, {234, 267}, {242, 275}, {233, 266}, {241, 274}, {237, 270}, {232, 268}, {240, 276}, {235, 271}, {234, 270}, {233, 269}, {15, 488}, {235, 268}, {23, 496}, {243, 276}, {254, 278}, {255, 279}, {12, 485}, {14, 487}, {14, 484}, {15, 485}, {255, 277}, {13, 486}, {231, 267}, {2, 495}, {1, 494}, {231, 264}, {11, 484}, {1, 497}, {2, 498}, {3, 499}, {4, 500}, {5, 501}, {6, 502}, {7, 503}, {8, 504}, {9, 505}, {10, 506}, {3, 496}, {7, 500}, {11, 504}, {243, 256}, {247, 260}, {251, 264}, {4, 497}, {6, 499}, {12, 505}, {244, 257}, {246, 259}, {252, 265}, {16, 486}, {17, 487}, {246, 256}, {247, 257}, {5, 498}, {13, 506}, {245, 258}, {253, 266}, {16, 489}, {18, 491}, {20, 493}, {22, 495}, {18, 488}, {19, 489}, {22, 492}, {23, 493}, {248, 258}, {249, 259}, {252, 262}, {253, 263}, {17, 490}, {21, 494}, {236, 272}, {239, 275}, {238, 274}, {237, 273}, {8, 501}, {10, 503}, {248, 261}, {250, 263}, {20, 490}, {21, 491}, {250, 260}, {251, 261}, {9, 502}, {239, 272}, {19, 492}, {249, 262} }>;

(II) A more general form is to represent the graph as the orbit of {276, 277} under the group generated by the following permutations:

a: (1, 24, 47, 70, 93, 116, 139, 162, 185, 208, 231, 254, 277, 300, 323, 346, 369, 392, 415, 438, 461, 484)(2, 40, 50, 72, 102, 122, 143, 180, 197, 216, 244, 255, 293, 303, 325, 355, 375, 396, 433, 450, 469, 497)(3, 33, 53, 74, 111, 128, 147, 175, 186, 224, 234, 256, 286, 306, 327, 364, 381, 400, 428, 439, 477, 487)(4, 26, 56, 76, 97, 134, 151, 170, 198, 209, 247, 257, 279, 309, 329, 350, 387, 404, 423, 451, 462, 500)(5, 42, 59, 78, 106, 117, 155, 165, 187, 217, 237, 258, 295, 312, 331, 359, 370, 408, 418, 440, 470, 490)(6, 35, 62, 80, 115, 123, 159, 183, 199, 225, 250, 259, 288, 315, 333, 368, 376, 412, 436, 452, 478, 503)(7, 28, 65, 82, 101, 129, 140, 178, 188, 210, 240, 260, 281, 318, 335, 354, 382, 393, 431, 441, 463, 493)(8, 44, 68, 84, 110, 135, 144, 173, 200, 218, 253, 261, 297, 321, 337, 363, 388, 397, 426, 453, 471, 506)(9, 37, 48, 86, 96, 118, 148, 168, 189, 226, 243, 262, 290, 301, 339, 349, 371, 401, 421, 442, 479, 496)(10, 30, 51, 88, 105, 124, 152, 163, 201, 211, 233, 263, 283, 304, 341, 358, 377, 405, 416, 454, 464, 486)(11, 46, 54, 90, 114, 130, 156, 181, 190, 219, 246, 264, 299, 307, 343, 367, 383, 409, 434, 443, 472, 499)(12, 39, 57, 92, 100, 136, 160, 176, 202, 227, 236, 265, 292, 310, 345, 353, 389, 413, 429, 455, 480, 489)(13, 32, 60, 71, 109, 119, 141, 171, 191, 212, 249, 266, 285, 313, 324, 362, 372, 394, 424, 444, 465, 502)(14, 25, 63, 73, 95, 125, 145, 166, 203, 220, 239, 267, 278, 316, 326, 348, 378, 398, 419, 456, 473, 492)(15, 41, 66, 75, 104, 131, 149, 184, 192, 228, 252, 268, 294, 319, 328, 357, 384, 402, 437, 445, 481, 505)(16, 34, 69, 77, 113, 137, 153, 179, 204, 213, 242, 269, 287, 322, 330, 366, 390, 406, 432, 457, 466, 495)(17, 27, 49, 79, 99, 120, 157, 174, 193, 221, 232, 270, 280, 302, 332, 352, 373, 410, 427, 446, 474, 485)(18, 43, 52, 81, 108, 126, 161, 169, 205, 229, 245, 271, 296, 305, 334, 361, 379, 414, 422, 458, 482, 498)(19, 36, 55, 83, 94, 132, 142, 164, 194, 214, 235, 272, 289, 308, 336, 347, 385, 395, 417, 447, 467, 488)(20, 29, 58, 85, 103, 138, 146, 182, 206, 222, 248, 273, 282, 311, 338, 356, 391, 399, 435, 459, 475, 501)(21, 45, 61, 87, 112, 121, 150, 177, 195, 230, 238, 274, 298, 314, 340, 365, 374, 403, 430, 448, 483, 491)(22, 38, 64, 89, 98, 127, 154, 172, 207, 215, 251, 275, 291, 317, 342, 351, 380, 407, 425, 460, 468, 504)(23, 31, 67, 91, 107, 133, 158, 167, 196, 223, 241, 276, 284, 320, 344, 360, 386, 411, 420, 449, 476, 494)
b: (1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23)(24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46)(47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69)(70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92)(93, 94, 95, 96, 97, 98, 99, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115)(116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138)(139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161)(162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184)(185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 200, 201, 202, 203, 204, 205, 206, 207)(208, 209, 210, 211, 212, 213, 214, 215, 216, 217, 218, 219, 220, 221, 222, 223, 224, 225, 226, 227, 228, 229, 230)(231, 232, 233, 234, 235, 236, 237, 238, 239, 240, 241, 242, 243, 244, 245, 246, 247, 248, 249, 250, 251, 252, 253)(254, 255, 256, 257, 258, 259, 260, 261, 262, 263, 264, 265, 266, 267, 268, 269, 270, 271, 272, 273, 274, 275, 276)(277, 278, 279, 280, 281, 282, 283, 284, 285, 286, 287, 288, 289, 290, 291, 292, 293, 294, 295, 296, 297, 298, 299)(300, 301, 302, 303, 304, 305, 306, 307, 308, 309, 310, 311, 312, 313, 314, 315, 316, 317, 318, 319, 320, 321, 322)(323, 324, 325, 326, 327, 328, 329, 330, 331, 332, 333, 334, 335, 336, 337, 338, 339, 340, 341, 342, 343, 344, 345)(346, 347, 348, 349, 350, 351, 352, 353, 354, 355, 356, 357, 358, 359, 360, 361, 362, 363, 364, 365, 366, 367, 368)(369, 370, 371, 372, 373, 374, 375, 376, 377, 378, 379, 380, 381, 382, 383, 384, 385, 386, 387, 388, 389, 390, 391)(392, 393, 394, 395, 396, 397, 398, 399, 400, 401, 402, 403, 404, 405, 406, 407, 408, 409, 410, 411, 412, 413, 414)(415, 416, 417, 418, 419, 420, 421, 422, 423, 424, 425, 426, 427, 428, 429, 430, 431, 432, 433, 434, 435, 436, 437)(438, 439, 440, 441, 442, 443, 444, 445, 446, 447, 448, 449, 450, 451, 452, 453, 454, 455, 456, 457, 458, 459, 460)(461, 462, 463, 464, 465, 466, 467, 468, 469, 470, 471, 472, 473, 474, 475, 476, 477, 478, 479, 480, 481, 482, 483)(484, 485, 486, 487, 488, 489, 490, 491, 492, 493, 494, 495, 496, 497, 498, 499, 500, 501, 502, 503, 504, 505, 506)
c: (2, 23)(3, 22)(4, 21)(5, 20)(6, 19)(7, 18)(8, 17)(9, 16)(10, 15)(11, 14)(12, 13)(25, 46)(26, 45)(27, 44)(28, 43)(29, 42)(30, 41)(31, 40)(32, 39)(33, 38)(34, 37)(35, 36)(48, 69)(49, 68)(50, 67)(51, 66)(52, 65)(53, 64)(54, 63)(55, 62)(56, 61)(57, 60)(58, 59)(71, 92)(72, 91)(73, 90)(74, 89)(75, 88)(76, 87)(77, 86)(78, 85)(79, 84)(80, 83)(81, 82)(94, 115)(95, 114)(96, 113)(97, 112)(98, 111)(99, 110)(100, 109)(101, 108)(102, 107)(103, 106)(104, 105)(117, 138)(118, 137)(119, 136)(120, 135)(121, 134)(122, 133)(123, 132)(124, 131)(125, 130)(126, 129)(127, 128)(140, 161)(141, 160)(142, 159)(143, 158)(144, 157)(145, 156)(146, 155)(147, 154)(148, 153)(149, 152)(150, 151)(163, 184)(164, 183)(165, 182)(166, 181)(167, 180)(168, 179)(169, 178)(170, 177)(171, 176)(172, 175)(173, 174)(186, 207)(187, 206)(188, 205)(189, 204)(190, 203)(191, 202)(192, 201)(193, 200)(194, 199)(195, 198)(196, 197)(209, 230)(210, 229)(211, 228)(212, 227)(213, 226)(214, 225)(215, 224)(216, 223)(217, 222)(218, 221)(219, 220)(232, 253)(233, 252)(234, 251)(235, 250)(236, 249)(237, 248)(238, 247)(239, 246)(240, 245)(241, 244)(242, 243)(255, 276)(256, 275)(257, 274)(258, 273)(259, 272)(260, 271)(261, 270)(262, 269)(263, 268)(264, 267)(265, 266)(278, 299)(279, 298)(280, 297)(281, 296)(282, 295)(283, 294)(284, 293)(285, 292)(286, 291)(287, 290)(288, 289)(301, 322)(302, 321)(303, 320)(304, 319)(305, 318)(306, 317)(307, 316)(308, 315)(309, 314)(310, 313)(311, 312)(324, 345)(325, 344)(326, 343)(327, 342)(328, 341)(329, 340)(330, 339)(331, 338)(332, 337)(333, 336)(334, 335)(347, 368)(348, 367)(349, 366)(350, 365)(351, 364)(352, 363)(353, 362)(354, 361)(355, 360)(356, 359)(357, 358)(370, 391)(371, 390)(372, 389)(373, 388)(374, 387)(375, 386)(376, 385)(377, 384)(378, 383)(379, 382)(380, 381)(393, 414)(394, 413)(395, 412)(396, 411)(397, 410)(398, 409)(399, 408)(400, 407)(401, 406)(402, 405)(403, 404)(416, 437)(417, 436)(418, 435)(419, 434)(420, 433)(421, 432)(422, 431)(423, 430)(424, 429)(425, 428)(426, 427)(439, 460)(440, 459)(441, 458)(442, 457)(443, 456)(444, 455)(445, 454)(446, 453)(447, 452)(448, 451)(449, 450)(462, 483)(463, 482)(464, 481)(465, 480)(466, 479)(467, 478)(468, 477)(469, 476)(470, 475)(471, 474)(472, 473)(485, 506)(486, 505)(487, 504)(488, 503)(489, 502)(490, 501)(491, 500)(492, 499)(493, 498)(494, 497)(495, 496)

(III) Last is Groups&Graphs. Copy everything between (not including) the lines of asterisks into a plain text file and save it as "graph.txt". Then launch G&G (Groups&Graphs) and select Read Text from the File menu.

**************

&Graph
C4[ 506, 7 ]
506
-1 46 497 25 494
-2 495 24 498 26
-3 496 25 499 27
-4 497 26 500 28
-5 498 27 501 29
-6 499 28 502 30
-7 500 29 503 31
-8 501 30 504 32
-9 33 502 31 505
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-16 486 38 489 40
-17 487 39 490 41
-18 488 40 491 42
-19 489 41 492 43
-20 44 490 42 493
-21 45 491 43 494
-22 44 495 46 492
-23 45 496 24 493
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-26 56 2 4 65
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-28 67 58 4 6
-29 68 59 5 7
-30 69 60 6 8
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-34 12 50 64 10
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-37 67 13 15 53
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-222 187 253 188 237
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-250 212 260 219 263
-251 220 264 213 261
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-254 244 299 278 241
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-264 231 286 288 251
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-267 231 234 289 291
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-506 13 475 468 10
0

**************