C4graphGraph forms for C4 [ 400, 17 ] = MPS(20,40;9)

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On this page are computer-accessible forms for the graph C4[ 400, 17 ] = MPS(20,40;9).

(I) Following is a form readable by MAGMA:

g:=Graph<400|{ {40, 45}, {360, 365}, {320, 325}, {160, 165}, {120, 125}, {80, 85}, {200, 205}, {240, 245}, {280, 285}, {39, 44}, {359, 364}, {119, 124}, {199, 204}, {279, 284}, {36, 41}, {358, 363}, {356, 361}, {118, 123}, {116, 121}, {38, 43}, {196, 201}, {198, 203}, {276, 281}, {278, 283}, {37, 42}, {357, 362}, {117, 122}, {197, 202}, {277, 282}, {32, 48}, {360, 376}, {359, 375}, {358, 374}, {357, 373}, {356, 372}, {355, 371}, {354, 370}, {353, 369}, {352, 368}, {320, 336}, {160, 176}, {111, 127}, {110, 126}, {109, 125}, {108, 124}, {107, 123}, {106, 122}, {105, 121}, {33, 49}, {34, 50}, {35, 51}, {36, 52}, {37, 53}, {38, 54}, {39, 55}, {40, 56}, {65, 81}, {66, 82}, {67, 83}, {68, 84}, {69, 85}, {70, 86}, {71, 87}, {72, 88}, {73, 89}, {74, 90}, {75, 91}, {76, 92}, {77, 93}, {78, 94}, {79, 95}, {192, 208}, {193, 209}, {194, 210}, {195, 211}, {196, 212}, {197, 213}, {198, 214}, {199, 215}, {200, 216}, {225, 241}, {226, 242}, {227, 243}, {228, 244}, {229, 245}, {230, 246}, {231, 247}, {232, 248}, {233, 249}, {234, 250}, {235, 251}, {236, 252}, {237, 253}, {238, 254}, {239, 255}, {265, 281}, {266, 282}, {267, 283}, {268, 284}, {269, 285}, {270, 286}, {271, 287}, {4, 23}, {364, 383}, {332, 351}, {328, 347}, {324, 343}, {172, 191}, {168, 187}, {164, 183}, {140, 159}, {136, 155}, {132, 151}, {128, 147}, {100, 119}, {8, 27}, {12, 31}, {44, 63}, {96, 115}, {204, 223}, {256, 275}, {260, 279}, {288, 307}, {292, 311}, {296, 315}, {300, 319}, {1, 21}, {363, 383}, {362, 382}, {361, 381}, {331, 351}, {330, 350}, {329, 349}, {328, 348}, {323, 343}, {322, 342}, {321, 341}, {171, 191}, {170, 190}, {169, 189}, {168, 188}, {163, 183}, {162, 182}, {161, 181}, {139, 159}, {138, 158}, {137, 157}, {136, 156}, {131, 151}, {130, 150}, {129, 149}, {128, 148}, {99, 119}, {2, 22}, {3, 23}, {8, 28}, {9, 29}, {10, 30}, {11, 31}, {41, 61}, {42, 62}, {43, 63}, {96, 116}, {97, 117}, {98, 118}, {201, 221}, {202, 222}, {203, 223}, {256, 276}, {257, 277}, {258, 278}, {259, 279}, {288, 308}, {289, 309}, {290, 310}, {291, 311}, {296, 316}, {297, 317}, {298, 318}, {299, 319}, {3, 22}, {363, 382}, {331, 350}, {329, 348}, {323, 342}, {171, 190}, {169, 188}, {163, 182}, {139, 158}, {137, 156}, {131, 150}, {129, 148}, {9, 28}, {11, 30}, {43, 62}, {97, 116}, {99, 118}, {203, 222}, {257, 276}, {259, 278}, {289, 308}, {291, 310}, {297, 316}, {299, 318}, {2, 21}, {362, 381}, {330, 349}, {322, 341}, {170, 189}, {162, 181}, {138, 157}, {130, 149}, {10, 29}, {42, 61}, {98, 117}, {202, 221}, {258, 277}, {290, 309}, {298, 317}, {32, 57}, {354, 379}, {352, 377}, {102, 127}, {34, 59}, {64, 89}, {66, 91}, {68, 93}, {70, 95}, {192, 217}, {194, 219}, {224, 249}, {226, 251}, {228, 253}, {230, 255}, {262, 287}, {33, 58}, {353, 378}, {101, 126}, {65, 90}, {69, 94}, {79, 84}, {193, 218}, {225, 250}, {229, 254}, {239, 244}, {261, 286}, {4, 24}, {327, 347}, {326, 346}, {325, 345}, {324, 344}, {167, 187}, {166, 186}, {165, 185}, {164, 184}, {135, 155}, {134, 154}, {133, 153}, {132, 152}, {100, 120}, {5, 25}, {6, 26}, {7, 27}, {260, 280}, {292, 312}, {293, 313}, {294, 314}, {295, 315}, {5, 24}, {327, 346}, {325, 344}, {167, 186}, {165, 184}, {135, 154}, {133, 152}, {7, 26}, {76, 81}, {78, 83}, {236, 241}, {238, 243}, {293, 312}, {295, 314}, {6, 25}, {355, 380}, {326, 345}, {166, 185}, {134, 153}, {35, 60}, {67, 92}, {77, 82}, {195, 220}, {227, 252}, {237, 242}, {294, 313}, {24, 60}, {344, 380}, {144, 180}, {64, 100}, {264, 300}, {23, 48}, {351, 376}, {343, 368}, {151, 176}, {143, 168}, {31, 56}, {71, 96}, {223, 248}, {263, 288}, {271, 296}, {1, 40}, {350, 375}, {348, 373}, {346, 371}, {344, 369}, {321, 360}, {154, 179}, {152, 177}, {142, 167}, {24, 49}, {26, 51}, {28, 53}, {30, 55}, {72, 97}, {74, 99}, {81, 120}, {222, 247}, {264, 289}, {266, 291}, {268, 293}, {270, 295}, {25, 50}, {349, 374}, {345, 370}, {153, 178}, {141, 166}, {29, 54}, {73, 98}, {221, 246}, {265, 290}, {269, 294}, {12, 32}, {343, 379}, {342, 378}, {341, 377}, {335, 355}, {334, 354}, {333, 353}, {332, 352}, {140, 160}, {13, 33}, {14, 34}, {15, 35}, {21, 57}, {22, 58}, {23, 59}, {92, 112}, {93, 113}, {94, 114}, {95, 115}, {204, 224}, {205, 225}, {206, 226}, {207, 227}, {220, 240}, {261, 297}, {262, 298}, {263, 299}, {284, 304}, {285, 305}, {286, 306}, {287, 307}, {13, 32}, {335, 354}, {333, 352}, {15, 34}, {93, 112}, {95, 114}, {205, 224}, {207, 226}, {285, 304}, {287, 306}, {14, 33}, {347, 372}, {334, 353}, {155, 180}, {27, 52}, {75, 100}, {94, 113}, {206, 225}, {267, 292}, {286, 305}, {25, 41}, {351, 367}, {350, 366}, {349, 365}, {348, 364}, {347, 363}, {346, 362}, {345, 361}, {159, 175}, {158, 174}, {157, 173}, {156, 172}, {155, 171}, {154, 170}, {153, 169}, {152, 168}, {151, 167}, {150, 166}, {149, 165}, {148, 164}, {147, 163}, {146, 162}, {145, 161}, {26, 42}, {27, 43}, {28, 44}, {29, 45}, {30, 46}, {31, 47}, {80, 96}, {272, 288}, {273, 289}, {274, 290}, {275, 291}, {276, 292}, {277, 293}, {278, 294}, {279, 295}, {280, 296}, {16, 35}, {340, 359}, {336, 355}, {20, 39}, {84, 103}, {88, 107}, {92, 111}, {208, 227}, {212, 231}, {216, 235}, {220, 239}, {284, 303}, {16, 36}, {339, 359}, {338, 358}, {337, 357}, {336, 356}, {17, 37}, {18, 38}, {19, 39}, {81, 101}, {82, 102}, {83, 103}, {88, 108}, {89, 109}, {90, 110}, {91, 111}, {208, 228}, {209, 229}, {210, 230}, {211, 231}, {216, 236}, {217, 237}, {218, 238}, {219, 239}, {281, 301}, {282, 302}, {283, 303}, {17, 36}, {339, 358}, {337, 356}, {19, 38}, {83, 102}, {89, 108}, {91, 110}, {209, 228}, {211, 230}, {217, 236}, {219, 238}, {283, 302}, {18, 37}, {338, 357}, {82, 101}, {90, 109}, {210, 229}, {218, 237}, {282, 301}, {22, 47}, {342, 367}, {150, 175}, {148, 173}, {146, 171}, {144, 169}, {201, 240}, {272, 297}, {274, 299}, {21, 46}, {341, 366}, {159, 164}, {149, 174}, {145, 170}, {273, 298}, {20, 40}, {340, 360}, {143, 179}, {142, 178}, {141, 177}, {84, 104}, {85, 105}, {86, 106}, {87, 107}, {212, 232}, {213, 233}, {214, 234}, {215, 235}, {85, 104}, {158, 163}, {156, 161}, {87, 106}, {213, 232}, {215, 234}, {86, 105}, {157, 162}, {147, 172}, {214, 233}, {275, 300}, {281, 320}, {61, 97}, {62, 98}, {63, 99}, {184, 220}, {304, 340}, {63, 88}, {311, 336}, {303, 328}, {183, 208}, {191, 216}, {62, 87}, {314, 339}, {312, 337}, {302, 327}, {161, 200}, {184, 209}, {186, 211}, {188, 213}, {190, 215}, {61, 86}, {313, 338}, {301, 326}, {185, 210}, {189, 214}, {44, 64}, {173, 193}, {172, 192}, {45, 65}, {46, 66}, {47, 67}, {60, 80}, {174, 194}, {175, 195}, {181, 217}, {182, 218}, {183, 219}, {300, 320}, {45, 64}, {173, 192}, {47, 66}, {175, 194}, {46, 65}, {315, 340}, {174, 193}, {187, 212}, {185, 201}, {319, 335}, {318, 334}, {317, 333}, {316, 332}, {315, 331}, {314, 330}, {313, 329}, {312, 328}, {311, 327}, {310, 326}, {309, 325}, {308, 324}, {307, 323}, {306, 322}, {305, 321}, {186, 202}, {187, 203}, {188, 204}, {189, 205}, {190, 206}, {191, 207}, {48, 67}, {52, 71}, {56, 75}, {60, 79}, {176, 195}, {180, 199}, {48, 68}, {49, 69}, {50, 70}, {51, 71}, {56, 76}, {57, 77}, {58, 78}, {59, 79}, {176, 196}, {177, 197}, {178, 198}, {179, 199}, {49, 68}, {51, 70}, {57, 76}, {59, 78}, {177, 196}, {179, 198}, {50, 69}, {58, 77}, {178, 197}, {41, 80}, {310, 335}, {308, 333}, {306, 331}, {304, 329}, {182, 207}, {181, 206}, {319, 324}, {309, 334}, {305, 330}, {52, 72}, {303, 339}, {302, 338}, {301, 337}, {53, 73}, {54, 74}, {55, 75}, {180, 200}, {53, 72}, {318, 323}, {316, 321}, {55, 74}, {54, 73}, {317, 322}, {307, 332}, {121, 160}, {104, 140}, {103, 128}, {111, 136}, {104, 129}, {110, 135}, {108, 133}, {106, 131}, {105, 130}, {109, 134}, {101, 137}, {380, 400}, {367, 387}, {366, 386}, {365, 385}, {364, 384}, {127, 147}, {126, 146}, {125, 145}, {124, 144}, {103, 139}, {102, 138}, {125, 144}, {367, 386}, {365, 384}, {127, 146}, {107, 132}, {366, 385}, {126, 145}, {112, 128}, {120, 136}, {119, 135}, {118, 134}, {117, 133}, {116, 132}, {115, 131}, {114, 130}, {113, 129}, {124, 143}, {380, 399}, {376, 395}, {372, 391}, {368, 387}, {121, 141}, {379, 399}, {378, 398}, {377, 397}, {376, 396}, {371, 391}, {370, 390}, {369, 389}, {368, 388}, {123, 143}, {122, 142}, {123, 142}, {379, 398}, {377, 396}, {371, 390}, {369, 388}, {122, 141}, {378, 397}, {370, 389}, {112, 137}, {361, 400}, {114, 139}, {113, 138}, {372, 392}, {375, 395}, {374, 394}, {373, 393}, {373, 392}, {375, 394}, {115, 140}, {374, 393}, {16, 381}, {18, 383}, {17, 382}, {8, 382}, {9, 383}, {7, 381}, {2, 387}, {4, 389}, {6, 391}, {8, 393}, {10, 395}, {12, 397}, {14, 399}, {1, 386}, {5, 390}, {9, 394}, {13, 398}, {3, 388}, {11, 396}, {1, 395}, {4, 398}, {5, 399}, {10, 384}, {11, 385}, {14, 388}, {15, 389}, {2, 396}, {3, 397}, {12, 386}, {13, 387}, {7, 392}, {19, 384}, {20, 385}, {6, 400}, {16, 390}, {17, 391}, {18, 392}, {19, 393}, {20, 394}, {15, 400}, {221, 257}, {222, 258}, {223, 259}, {224, 260}, {231, 256}, {232, 257}, {234, 259}, {241, 280}, {233, 258}, {252, 272}, {253, 273}, {254, 274}, {255, 275}, {253, 272}, {255, 274}, {235, 260}, {254, 273}, {240, 256}, {244, 263}, {248, 267}, {252, 271}, {241, 261}, {242, 262}, {243, 263}, {248, 268}, {249, 269}, {250, 270}, {251, 271}, {243, 262}, {249, 268}, {251, 270}, {242, 261}, {250, 269}, {244, 264}, {245, 265}, {246, 266}, {247, 267}, {245, 264}, {247, 266}, {246, 265} }>;

(II) A more general form is to represent the graph as the orbit of {40, 45} under the group generated by the following permutations:

a: (2, 20)(3, 19)(4, 18)(5, 17)(6, 16)(7, 15)(8, 14)(9, 13)(10, 12)(21, 40)(22, 39)(23, 38)(24, 37)(25, 36)(26, 35)(27, 34)(28, 33)(29, 32)(30, 31)(42, 60)(43, 59)(44, 58)(45, 57)(46, 56)(47, 55)(48, 54)(49, 53)(50, 52)(61, 80)(62, 79)(63, 78)(64, 77)(65, 76)(66, 75)(67, 74)(68, 73)(69, 72)(70, 71)(82, 100)(83, 99)(84, 98)(85, 97)(86, 96)(87, 95)(88, 94)(89, 93)(90, 92)(101, 120)(102, 119)(103, 118)(104, 117)(105, 116)(106, 115)(107, 114)(108, 113)(109, 112)(110, 111)(122, 140)(123, 139)(124, 138)(125, 137)(126, 136)(127, 135)(128, 134)(129, 133)(130, 132)(141, 160)(142, 159)(143, 158)(144, 157)(145, 156)(146, 155)(147, 154)(148, 153)(149, 152)(150, 151)(162, 180)(163, 179)(164, 178)(165, 177)(166, 176)(167, 175)(168, 174)(169, 173)(170, 172)(181, 200)(182, 199)(183, 198)(184, 197)(185, 196)(186, 195)(187, 194)(188, 193)(189, 192)(190, 191)(202, 220)(203, 219)(204, 218)(205, 217)(206, 216)(207, 215)(208, 214)(209, 213)(210, 212)(221, 240)(222, 239)(223, 238)(224, 237)(225, 236)(226, 235)(227, 234)(228, 233)(229, 232)(230, 231)(242, 260)(243, 259)(244, 258)(245, 257)(246, 256)(247, 255)(248, 254)(249, 253)(250, 252)(261, 280)(262, 279)(263, 278)(264, 277)(265, 276)(266, 275)(267, 274)(268, 273)(269, 272)(270, 271)(282, 300)(283, 299)(284, 298)(285, 297)(286, 296)(287, 295)(288, 294)(289, 293)(290, 292)(301, 320)(302, 319)(303, 318)(304, 317)(305, 316)(306, 315)(307, 314)(308, 313)(309, 312)(310, 311)(322, 340)(323, 339)(324, 338)(325, 337)(326, 336)(327, 335)(328, 334)(329, 333)(330, 332)(341, 360)(342, 359)(343, 358)(344, 357)(345, 356)(346, 355)(347, 354)(348, 353)(349, 352)(350, 351)(362, 380)(363, 379)(364, 378)(365, 377)(366, 376)(367, 375)(368, 374)(369, 373)(370, 372)(381, 400)(382, 399)(383, 398)(384, 397)(385, 396)(386, 395)(387, 394)(388, 393)(389, 392)(390, 391)
b: (2, 12)(4, 14)(6, 16)(8, 18)(10, 20)(21, 386)(22, 397)(23, 388)(24, 399)(25, 390)(26, 381)(27, 392)(28, 383)(29, 394)(30, 385)(31, 396)(32, 387)(33, 398)(34, 389)(35, 400)(36, 391)(37, 382)(38, 393)(39, 384)(40, 395)(41, 371)(42, 362)(43, 373)(44, 364)(45, 375)(46, 366)(47, 377)(48, 368)(49, 379)(50, 370)(51, 361)(52, 372)(53, 363)(54, 374)(55, 365)(56, 376)(57, 367)(58, 378)(59, 369)(60, 380)(61, 346)(62, 357)(63, 348)(64, 359)(65, 350)(66, 341)(67, 352)(68, 343)(69, 354)(70, 345)(71, 356)(72, 347)(73, 358)(74, 349)(75, 360)(76, 351)(77, 342)(78, 353)(79, 344)(80, 355)(81, 331)(82, 322)(83, 333)(84, 324)(85, 335)(86, 326)(87, 337)(88, 328)(89, 339)(90, 330)(91, 321)(92, 332)(93, 323)(94, 334)(95, 325)(96, 336)(97, 327)(98, 338)(99, 329)(100, 340)(101, 306)(102, 317)(103, 308)(104, 319)(105, 310)(106, 301)(107, 312)(108, 303)(109, 314)(110, 305)(111, 316)(112, 307)(113, 318)(114, 309)(115, 320)(116, 311)(117, 302)(118, 313)(119, 304)(120, 315)(121, 291)(122, 282)(123, 293)(124, 284)(125, 295)(126, 286)(127, 297)(128, 288)(129, 299)(130, 290)(131, 281)(132, 292)(133, 283)(134, 294)(135, 285)(136, 296)(137, 287)(138, 298)(139, 289)(140, 300)(141, 266)(142, 277)(143, 268)(144, 279)(145, 270)(146, 261)(147, 272)(148, 263)(149, 274)(150, 265)(151, 276)(152, 267)(153, 278)(154, 269)(155, 280)(156, 271)(157, 262)(158, 273)(159, 264)(160, 275)(161, 251)(162, 242)(163, 253)(164, 244)(165, 255)(166, 246)(167, 257)(168, 248)(169, 259)(170, 250)(171, 241)(172, 252)(173, 243)(174, 254)(175, 245)(176, 256)(177, 247)(178, 258)(179, 249)(180, 260)(181, 226)(182, 237)(183, 228)(184, 239)(185, 230)(186, 221)(187, 232)(188, 223)(189, 234)(190, 225)(191, 236)(192, 227)(193, 238)(194, 229)(195, 240)(196, 231)(197, 222)(198, 233)(199, 224)(200, 235)(201, 211)(203, 213)(205, 215)(207, 217)(209, 219)
c: (1, 21, 2, 22, 3, 23, 4, 24, 5, 25, 6, 26, 7, 27, 8, 28, 9, 29, 10, 30, 11, 31, 12, 32, 13, 33, 14, 34, 15, 35, 16, 36, 17, 37, 18, 38, 19, 39, 20, 40)(41, 391, 42, 392, 43, 393, 44, 394, 45, 395, 46, 396, 47, 397, 48, 398, 49, 399, 50, 400, 51, 381, 52, 382, 53, 383, 54, 384, 55, 385, 56, 386, 57, 387, 58, 388, 59, 389, 60, 390)(61, 372, 62, 373, 63, 374, 64, 375, 65, 376, 66, 377, 67, 378, 68, 379, 69, 380, 70, 361, 71, 362, 72, 363, 73, 364, 74, 365, 75, 366, 76, 367, 77, 368, 78, 369, 79, 370, 80, 371)(81, 351, 82, 352, 83, 353, 84, 354, 85, 355, 86, 356, 87, 357, 88, 358, 89, 359, 90, 360, 91, 341, 92, 342, 93, 343, 94, 344, 95, 345, 96, 346, 97, 347, 98, 348, 99, 349, 100, 350)(101, 332, 102, 333, 103, 334, 104, 335, 105, 336, 106, 337, 107, 338, 108, 339, 109, 340, 110, 321, 111, 322, 112, 323, 113, 324, 114, 325, 115, 326, 116, 327, 117, 328, 118, 329, 119, 330, 120, 331)(121, 311, 122, 312, 123, 313, 124, 314, 125, 315, 126, 316, 127, 317, 128, 318, 129, 319, 130, 320, 131, 301, 132, 302, 133, 303, 134, 304, 135, 305, 136, 306, 137, 307, 138, 308, 139, 309, 140, 310)(141, 292, 142, 293, 143, 294, 144, 295, 145, 296, 146, 297, 147, 298, 148, 299, 149, 300, 150, 281, 151, 282, 152, 283, 153, 284, 154, 285, 155, 286, 156, 287, 157, 288, 158, 289, 159, 290, 160, 291)(161, 271, 162, 272, 163, 273, 164, 274, 165, 275, 166, 276, 167, 277, 168, 278, 169, 279, 170, 280, 171, 261, 172, 262, 173, 263, 174, 264, 175, 265, 176, 266, 177, 267, 178, 268, 179, 269, 180, 270)(181, 252, 182, 253, 183, 254, 184, 255, 185, 256, 186, 257, 187, 258, 188, 259, 189, 260, 190, 241, 191, 242, 192, 243, 193, 244, 194, 245, 195, 246, 196, 247, 197, 248, 198, 249, 199, 250, 200, 251)(201, 231, 202, 232, 203, 233, 204, 234, 205, 235, 206, 236, 207, 237, 208, 238, 209, 239, 210, 240, 211, 221, 212, 222, 213, 223, 214, 224, 215, 225, 216, 226, 217, 227, 218, 228, 219, 229, 220, 230)
d: (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)

(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[ 400, 17 ]
400
-1 386 40 21 395
-2 22 396 387 21
-3 22 23 397 388
-4 23 24 398 389
-5 24 25 399 390
-6 25 26 400 391
-7 26 27 381 392
-8 27 28 382 393
-9 28 29 383 394
-10 29 30 384 395
-11 385 396 30 31
-12 386 397 31 32
-13 33 387 398 32
-14 33 34 388 399
-15 34 35 389 400
-16 35 36 390 381
-17 36 37 391 382
-18 37 38 392 383
-19 38 39 393 384
-20 385 39 40 394
-21 1 2 46 57
-22 2 3 47 58
-23 3 4 48 59
-24 4 5 49 60
-25 5 6 50 41
-26 6 7 51 42
-27 7 8 52 43
-28 44 8 9 53
-29 45 9 10 54
-30 11 55 46 10
-31 11 12 56 47
-32 12 13 57 48
-33 13 14 58 49
-34 14 15 59 50
-35 15 16 60 51
-36 16 17 41 52
-37 17 18 42 53
-38 18 19 43 54
-39 44 55 19 20
-40 1 45 56 20
-41 25 36 80 61
-42 26 37 61 62
-43 27 38 62 63
-44 28 39 63 64
-45 29 40 64 65
-46 66 30 21 65
-47 22 66 67 31
-48 23 67 68 32
-49 33 24 68 69
-50 34 25 69 70
-51 35 26 70 71
-52 36 27 71 72
-53 37 28 72 73
-54 38 29 73 74
-55 39 30 74 75
-56 40 31 75 76
-57 77 21 32 76
-58 22 33 77 78
-59 23 34 78 79
-60 24 35 79 80
-61 41 42 86 97
-62 42 43 87 98
-63 44 88 99 43
-64 44 45 89 100
-65 45 46 90 81
-66 46 47 91 82
-67 47 48 92 83
-68 48 49 93 84
-69 49 50 94 85
-70 50 51 95 86
-71 51 52 96 87
-72 88 52 53 97
-73 89 53 54 98
-74 55 99 90 54
-75 55 56 100 91
-76 56 57 81 92
-77 57 58 82 93
-78 58 59 83 94
-79 59 60 84 95
-80 60 41 85 96
-81 101 65 76 120
-82 66 77 101 102
-83 67 78 102 103
-84 68 79 103 104
-85 69 80 104 105
-86 70 61 105 106
-87 71 62 106 107
-88 72 63 107 108
-89 73 64 108 109
-90 110 74 65 109
-91 66 110 111 75
-92 67 111 112 76
-93 77 68 112 113
-94 78 69 113 114
-95 79 70 114 115
-96 80 71 115 116
-97 61 72 116 117
-98 62 73 117 118
-99 63 74 118 119
-100 64 75 119 120
-101 81 82 126 137
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0

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