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[Families]
On this page are computer-accessible forms for the graph C4[ 448, 10 ] =
PS(56,16;3).
(I) Following is a form readable by MAGMA:
g:=Graph<448|{ {16, 18}, {432, 434}, {400, 402}, {208, 210}, {176, 178}, {144,
146}, {48, 50}, {80, 82}, {112, 114}, {240, 242}, {272, 274}, {304, 306}, {336,
338}, {368, 370}, {24, 27}, {440, 443}, {416, 419}, {408, 411}, {384, 387},
{216, 219}, {192, 195}, {184, 187}, {160, 163}, {152, 155}, {32, 35}, {56, 59},
{64, 67}, {88, 91}, {96, 99}, {120, 123}, {128, 131}, {224, 227}, {248, 251},
{256, 259}, {280, 283}, {288, 291}, {312, 315}, {320, 323}, {344, 347}, {352,
355}, {376, 379}, {24, 28}, {440, 444}, {408, 412}, {216, 220}, {184, 188},
{152, 156}, {56, 60}, {88, 92}, {120, 124}, {248, 252}, {280, 284}, {312, 316},
{344, 348}, {376, 380}, {32, 38}, {416, 422}, {384, 390}, {192, 198}, {160,
166}, {64, 70}, {96, 102}, {128, 134}, {224, 230}, {256, 262}, {288, 294}, {320,
326}, {352, 358}, {8, 15}, {432, 439}, {424, 431}, {400, 407}, {392, 399}, {208,
215}, {200, 207}, {176, 183}, {168, 175}, {144, 151}, {136, 143}, {16, 23}, {40,
47}, {48, 55}, {72, 79}, {80, 87}, {104, 111}, {112, 119}, {232, 239}, {240,
247}, {264, 271}, {272, 279}, {296, 303}, {304, 311}, {328, 335}, {336, 343},
{360, 367}, {368, 375}, {1, 9}, {423, 431}, {422, 430}, {421, 429}, {420, 428},
{419, 427}, {418, 426}, {417, 425}, {391, 399}, {390, 398}, {389, 397}, {388,
396}, {387, 395}, {386, 394}, {385, 393}, {199, 207}, {198, 206}, {197, 205},
{196, 204}, {195, 203}, {194, 202}, {193, 201}, {167, 175}, {166, 174}, {165,
173}, {164, 172}, {163, 171}, {162, 170}, {161, 169}, {135, 143}, {134, 142},
{2, 10}, {3, 11}, {4, 12}, {5, 13}, {6, 14}, {7, 15}, {33, 41}, {34, 42}, {35,
43}, {36, 44}, {37, 45}, {38, 46}, {39, 47}, {65, 73}, {66, 74}, {67, 75}, {68,
76}, {69, 77}, {70, 78}, {71, 79}, {97, 105}, {98, 106}, {99, 107}, {100, 108},
{101, 109}, {102, 110}, {103, 111}, {129, 137}, {130, 138}, {131, 139}, {132,
140}, {133, 141}, {225, 233}, {226, 234}, {227, 235}, {228, 236}, {229, 237},
{230, 238}, {231, 239}, {257, 265}, {258, 266}, {259, 267}, {260, 268}, {261,
269}, {262, 270}, {263, 271}, {289, 297}, {290, 298}, {291, 299}, {292, 300},
{293, 301}, {294, 302}, {295, 303}, {321, 329}, {322, 330}, {323, 331}, {324,
332}, {325, 333}, {326, 334}, {327, 335}, {353, 361}, {354, 362}, {355, 363},
{356, 364}, {357, 365}, {358, 366}, {359, 367}, {3, 10}, {423, 430}, {421, 428},
{419, 426}, {391, 398}, {389, 396}, {387, 394}, {199, 206}, {197, 204}, {195,
202}, {167, 174}, {165, 172}, {163, 170}, {135, 142}, {5, 12}, {7, 14}, {35,
42}, {37, 44}, {39, 46}, {67, 74}, {69, 76}, {71, 78}, {99, 106}, {101, 108},
{103, 110}, {131, 138}, {133, 140}, {227, 234}, {229, 236}, {231, 238}, {259,
266}, {261, 268}, {263, 270}, {291, 298}, {293, 300}, {295, 302}, {323, 330},
{325, 332}, {327, 334}, {355, 362}, {357, 364}, {359, 366}, {2, 9}, {436, 447},
{422, 429}, {418, 425}, {404, 415}, {390, 397}, {386, 393}, {212, 223}, {198,
205}, {194, 201}, {180, 191}, {166, 173}, {162, 169}, {148, 159}, {134, 141},
{6, 13}, {20, 31}, {34, 41}, {38, 45}, {52, 63}, {66, 73}, {70, 77}, {84, 95},
{98, 105}, {102, 109}, {116, 127}, {130, 137}, {226, 233}, {230, 237}, {244,
255}, {258, 265}, {262, 269}, {276, 287}, {290, 297}, {294, 301}, {308, 319},
{322, 329}, {326, 333}, {340, 351}, {354, 361}, {358, 365}, {372, 383}, {17,
29}, {439, 443}, {438, 442}, {437, 441}, {435, 447}, {434, 446}, {433, 445},
{407, 411}, {406, 410}, {405, 409}, {403, 415}, {402, 414}, {401, 413}, {215,
219}, {214, 218}, {213, 217}, {211, 223}, {210, 222}, {209, 221}, {183, 187},
{182, 186}, {181, 185}, {179, 191}, {178, 190}, {177, 189}, {151, 155}, {150,
154}, {149, 153}, {147, 159}, {146, 158}, {145, 157}, {18, 30}, {19, 31}, {21,
25}, {22, 26}, {23, 27}, {49, 61}, {50, 62}, {51, 63}, {53, 57}, {54, 58}, {55,
59}, {81, 93}, {82, 94}, {83, 95}, {85, 89}, {86, 90}, {87, 91}, {113, 125},
{114, 126}, {115, 127}, {117, 121}, {118, 122}, {119, 123}, {241, 253}, {242,
254}, {243, 255}, {245, 249}, {246, 250}, {247, 251}, {273, 285}, {274, 286},
{275, 287}, {277, 281}, {278, 282}, {279, 283}, {305, 317}, {306, 318}, {307,
319}, {309, 313}, {310, 314}, {311, 315}, {337, 349}, {338, 350}, {339, 351},
{341, 345}, {342, 346}, {343, 347}, {369, 381}, {370, 382}, {371, 383}, {373,
377}, {374, 378}, {375, 379}, {17, 28}, {439, 442}, {435, 446}, {433, 444},
{407, 410}, {403, 414}, {401, 412}, {215, 218}, {211, 222}, {209, 220}, {183,
186}, {179, 190}, {177, 188}, {151, 154}, {147, 158}, {145, 156}, {19, 30}, {23,
26}, {49, 60}, {51, 62}, {55, 58}, {81, 92}, {83, 94}, {87, 90}, {113, 124},
{115, 126}, {119, 122}, {241, 252}, {243, 254}, {247, 250}, {273, 284}, {275,
286}, {279, 282}, {305, 316}, {307, 318}, {311, 314}, {337, 348}, {339, 350},
{343, 346}, {369, 380}, {371, 382}, {375, 378}, {4, 11}, {438, 441}, {434, 445},
{420, 427}, {406, 409}, {402, 413}, {388, 395}, {214, 217}, {210, 221}, {196,
203}, {182, 185}, {178, 189}, {164, 171}, {150, 153}, {146, 157}, {18, 29}, {22,
25}, {36, 43}, {50, 61}, {54, 57}, {68, 75}, {82, 93}, {86, 89}, {100, 107},
{114, 125}, {118, 121}, {132, 139}, {228, 235}, {242, 253}, {246, 249}, {260,
267}, {274, 285}, {278, 281}, {292, 299}, {306, 317}, {310, 313}, {324, 331},
{338, 349}, {342, 345}, {356, 363}, {370, 381}, {374, 377}, {1, 16}, {425, 440},
{417, 432}, {393, 408}, {385, 400}, {201, 216}, {193, 208}, {169, 184}, {161,
176}, {137, 152}, {9, 24}, {33, 48}, {41, 56}, {65, 80}, {73, 88}, {97, 112},
{105, 120}, {129, 144}, {225, 240}, {233, 248}, {257, 272}, {265, 280}, {289,
304}, {297, 312}, {321, 336}, {329, 344}, {353, 368}, {361, 376}, {14, 24},
{430, 440}, {398, 408}, {206, 216}, {174, 184}, {142, 152}, {46, 56}, {78, 88},
{110, 120}, {238, 248}, {270, 280}, {302, 312}, {334, 344}, {366, 376}, {8, 16},
{424, 432}, {392, 400}, {200, 208}, {168, 176}, {136, 144}, {40, 48}, {72, 80},
{104, 112}, {232, 240}, {264, 272}, {296, 304}, {328, 336}, {360, 368}, {11,
18}, {431, 438}, {429, 436}, {427, 434}, {399, 406}, {397, 404}, {395, 402},
{207, 214}, {205, 212}, {203, 210}, {175, 182}, {173, 180}, {171, 178}, {143,
150}, {141, 148}, {139, 146}, {13, 20}, {15, 22}, {43, 50}, {45, 52}, {47, 54},
{75, 82}, {77, 84}, {79, 86}, {107, 114}, {109, 116}, {111, 118}, {235, 242},
{237, 244}, {239, 246}, {267, 274}, {269, 276}, {271, 278}, {299, 306}, {301,
308}, {303, 310}, {331, 338}, {333, 340}, {335, 342}, {363, 370}, {365, 372},
{367, 374}, {9, 19}, {429, 439}, {428, 438}, {425, 435}, {397, 407}, {396, 406},
{393, 403}, {205, 215}, {204, 214}, {201, 211}, {173, 183}, {172, 182}, {169,
179}, {141, 151}, {140, 150}, {137, 147}, {12, 22}, {13, 23}, {41, 51}, {44,
54}, {45, 55}, {73, 83}, {76, 86}, {77, 87}, {105, 115}, {108, 118}, {109, 119},
{233, 243}, {236, 246}, {237, 247}, {265, 275}, {268, 278}, {269, 279}, {297,
307}, {300, 310}, {301, 311}, {329, 339}, {332, 342}, {333, 343}, {361, 371},
{364, 374}, {365, 375}, {10, 17}, {430, 437}, {426, 433}, {398, 405}, {394,
401}, {206, 213}, {202, 209}, {174, 181}, {170, 177}, {142, 149}, {138, 145},
{14, 21}, {42, 49}, {46, 53}, {74, 81}, {78, 85}, {106, 113}, {110, 117}, {234,
241}, {238, 245}, {266, 273}, {270, 277}, {298, 305}, {302, 309}, {330, 337},
{334, 341}, {362, 369}, {366, 373}, {10, 20}, {431, 433}, {427, 437}, {426,
436}, {399, 401}, {395, 405}, {394, 404}, {207, 209}, {203, 213}, {202, 212},
{175, 177}, {171, 181}, {170, 180}, {143, 145}, {139, 149}, {138, 148}, {11,
21}, {15, 17}, {42, 52}, {43, 53}, {47, 49}, {74, 84}, {75, 85}, {79, 81}, {106,
116}, {107, 117}, {111, 113}, {234, 244}, {235, 245}, {239, 241}, {266, 276},
{267, 277}, {271, 273}, {298, 308}, {299, 309}, {303, 305}, {330, 340}, {331,
341}, {335, 337}, {362, 372}, {363, 373}, {367, 369}, {12, 19}, {428, 435},
{396, 403}, {204, 211}, {172, 179}, {140, 147}, {44, 51}, {76, 83}, {108, 115},
{236, 243}, {268, 275}, {300, 307}, {332, 339}, {364, 371}, {26, 40}, {410,
424}, {218, 232}, {154, 168}, {90, 104}, {282, 296}, {346, 360}, {20, 32}, {404,
416}, {212, 224}, {148, 160}, {84, 96}, {276, 288}, {340, 352}, {21, 32}, {413,
424}, {405, 416}, {221, 232}, {213, 224}, {157, 168}, {149, 160}, {29, 40}, {85,
96}, {93, 104}, {277, 288}, {285, 296}, {341, 352}, {349, 360}, {27, 33}, {415,
421}, {414, 420}, {411, 417}, {219, 225}, {159, 165}, {158, 164}, {155, 161},
{30, 36}, {31, 37}, {91, 97}, {94, 100}, {95, 101}, {222, 228}, {223, 229},
{283, 289}, {286, 292}, {287, 293}, {347, 353}, {350, 356}, {351, 357}, {28,
39}, {412, 423}, {220, 231}, {156, 167}, {92, 103}, {284, 295}, {348, 359}, {25,
36}, {415, 418}, {411, 422}, {409, 420}, {219, 230}, {217, 228}, {159, 162},
{155, 166}, {153, 164}, {27, 38}, {31, 34}, {89, 100}, {91, 102}, {95, 98},
{223, 226}, {281, 292}, {283, 294}, {287, 290}, {345, 356}, {347, 358}, {351,
354}, {25, 39}, {413, 419}, {412, 418}, {409, 423}, {221, 227}, {220, 226},
{217, 231}, {157, 163}, {156, 162}, {153, 167}, {28, 34}, {29, 35}, {89, 103},
{92, 98}, {93, 99}, {281, 295}, {284, 290}, {285, 291}, {345, 359}, {348, 354},
{349, 355}, {26, 37}, {414, 417}, {410, 421}, {222, 225}, {218, 229}, {158,
161}, {154, 165}, {30, 33}, {90, 101}, {94, 97}, {282, 293}, {286, 289}, {346,
357}, {350, 353}, {58, 72}, {186, 200}, {314, 328}, {52, 64}, {436, 448}, {180,
192}, {308, 320}, {53, 64}, {437, 448}, {189, 200}, {181, 192}, {61, 72}, {309,
320}, {317, 328}, {59, 65}, {191, 197}, {190, 196}, {187, 193}, {62, 68}, {63,
69}, {315, 321}, {318, 324}, {319, 325}, {60, 71}, {188, 199}, {316, 327}, {57,
68}, {191, 194}, {187, 198}, {185, 196}, {59, 70}, {63, 66}, {313, 324}, {315,
326}, {319, 322}, {57, 71}, {189, 195}, {188, 194}, {185, 199}, {60, 66}, {61,
67}, {313, 327}, {316, 322}, {317, 323}, {58, 69}, {190, 193}, {186, 197}, {62,
65}, {314, 325}, {318, 321}, {122, 136}, {378, 392}, {116, 128}, {372, 384},
{117, 128}, {125, 136}, {373, 384}, {381, 392}, {123, 129}, {383, 389}, {126,
132}, {127, 133}, {379, 385}, {382, 388}, {124, 135}, {380, 391}, {121, 132},
{123, 134}, {127, 130}, {377, 388}, {379, 390}, {383, 386}, {121, 135}, {124,
130}, {125, 131}, {377, 391}, {380, 386}, {381, 387}, {122, 133}, {126, 129},
{378, 389}, {382, 385}, {8, 442}, {8, 445}, {1, 443}, {4, 446}, {5, 447}, {7,
444}, {2, 447}, {4, 441}, {6, 443}, {2, 444}, {3, 445}, {7, 441}, {1, 446}, {5,
442}, {3, 448}, {6, 448}, {250, 264}, {244, 256}, {245, 256}, {253, 264}, {251,
257}, {254, 260}, {255, 261}, {252, 263}, {249, 260}, {251, 262}, {255, 258},
{249, 263}, {252, 258}, {253, 259}, {250, 261}, {254, 257} }>;
(II) A more general form is to represent the graph as the orbit of {16, 18}
under the group generated by the following permutations:
a: (2, 6)(4, 8)(9, 443)(10, 448)(11, 445)(12, 442)(13, 447)(14, 444)(15,
441)(16, 446)(17, 437)(18, 434)(19, 439)(20, 436)(21, 433)(22, 438)(23, 435)(24,
440)(25, 431)(26, 428)(27, 425)(28, 430)(29, 427)(30, 432)(31, 429)(32, 426)(33,
417)(34, 422)(35, 419)(36, 424)(37, 421)(38, 418)(39, 423)(40, 420)(41, 411)(42,
416)(43, 413)(44, 410)(45, 415)(46, 412)(47, 409)(48, 414)(49, 405)(50, 402)(51,
407)(52, 404)(53, 401)(54, 406)(55, 403)(56, 408)(57, 399)(58, 396)(59, 393)(60,
398)(61, 395)(62, 400)(63, 397)(64, 394)(65, 385)(66, 390)(67, 387)(68, 392)(69,
389)(70, 386)(71, 391)(72, 388)(73, 379)(74, 384)(75, 381)(76, 378)(77, 383)(78,
380)(79, 377)(80, 382)(81, 373)(82, 370)(83, 375)(84, 372)(85, 369)(86, 374)(87,
371)(88, 376)(89, 367)(90, 364)(91, 361)(92, 366)(93, 363)(94, 368)(95, 365)(96,
362)(97, 353)(98, 358)(99, 355)(100, 360)(101, 357)(102, 354)(103, 359)(104,
356)(105, 347)(106, 352)(107, 349)(108, 346)(109, 351)(110, 348)(111, 345)(112,
350)(113, 341)(114, 338)(115, 343)(116, 340)(117, 337)(118, 342)(119, 339)(120,
344)(121, 335)(122, 332)(123, 329)(124, 334)(125, 331)(126, 336)(127, 333)(128,
330)(129, 321)(130, 326)(131, 323)(132, 328)(133, 325)(134, 322)(135, 327)(136,
324)(137, 315)(138, 320)(139, 317)(140, 314)(141, 319)(142, 316)(143, 313)(144,
318)(145, 309)(146, 306)(147, 311)(148, 308)(149, 305)(150, 310)(151, 307)(152,
312)(153, 303)(154, 300)(155, 297)(156, 302)(157, 299)(158, 304)(159, 301)(160,
298)(161, 289)(162, 294)(163, 291)(164, 296)(165, 293)(166, 290)(167, 295)(168,
292)(169, 283)(170, 288)(171, 285)(172, 282)(173, 287)(174, 284)(175, 281)(176,
286)(177, 277)(178, 274)(179, 279)(180, 276)(181, 273)(182, 278)(183, 275)(184,
280)(185, 271)(186, 268)(187, 265)(188, 270)(189, 267)(190, 272)(191, 269)(192,
266)(193, 257)(194, 262)(195, 259)(196, 264)(197, 261)(198, 258)(199, 263)(200,
260)(201, 251)(202, 256)(203, 253)(204, 250)(205, 255)(206, 252)(207, 249)(208,
254)(209, 245)(210, 242)(211, 247)(212, 244)(213, 241)(214, 246)(215, 243)(216,
248)(217, 239)(218, 236)(219, 233)(220, 238)(221, 235)(222, 240)(223, 237)(224,
234)(226, 230)(228, 232) (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 **************
b: (1, 9, 2, 10, 3, 11, 4, 12, 5, 13, 6, 14, 7, 15, 8, 16)(17, 445, 18, 446, 19,
447, 20, 448, 21, 441, 22, 442, 23, 443, 24, 444)(25, 438, 26, 439, 27, 440, 28,
433, 29, 434, 30, 435, 31, 436, 32, 437)(33, 425, 34, 426, 35, 427, 36, 428, 37,
429, 38, 430, 39, 431, 40, 432)(41, 418, 42, 419, 43, 420, 44, 421, 45, 422, 46,
423, 47, 424, 48, 417)(49, 413, 50, 414, 51, 415, 52, 416, 53, 409, 54, 410, 55,
411, 56, 412)(57, 406, 58, 407, 59, 408, 60, 401, 61, 402, 62, 403, 63, 404, 64,
405)(65, 393, 66, 394, 67, 395, 68, 396, 69, 397, 70, 398, 71, 399, 72, 400)(73,
386, 74, 387, 75, 388, 76, 389, 77, 390, 78, 391, 79, 392, 80, 385)(81, 381, 82,
382, 83, 383, 84, 384, 85, 377, 86, 378, 87, 379, 88, 380)(89, 374, 90, 375, 91,
376, 92, 369, 93, 370, 94, 371, 95, 372, 96, 373)(97, 361, 98, 362, 99, 363,
100, 364, 101, 365, 102, 366, 103, 367, 104, 368)(105, 354, 106, 355, 107, 356,
108, 357, 109, 358, 110, 359, 111, 360, 112, 353)(113, 349, 114, 350, 115, 351,
116, 352, 117, 345, 118, 346, 119, 347, 120, 348)(121, 342, 122, 343, 123, 344,
124, 337, 125, 338, 126, 339, 127, 340, 128, 341)(129, 329, 130, 330, 131, 331,
132, 332, 133, 333, 134, 334, 135, 335, 136, 336)(137, 322, 138, 323, 139, 324,
140, 325, 141, 326, 142, 327, 143, 328, 144, 321)(145, 317, 146, 318, 147, 319,
148, 320, 149, 313, 150, 314, 151, 315, 152, 316)(153, 310, 154, 311, 155, 312,
156, 305, 157, 306, 158, 307, 159, 308, 160, 309)(161, 297, 162, 298, 163, 299,
164, 300, 165, 301, 166, 302, 167, 303, 168, 304)(169, 290, 170, 291, 171, 292,
172, 293, 173, 294, 174, 295, 175, 296, 176, 289)(177, 285, 178, 286, 179, 287,
180, 288, 181, 281, 182, 282, 183, 283, 184, 284)(185, 278, 186, 279, 187, 280,
188, 273, 189, 274, 190, 275, 191, 276, 192, 277)(193, 265, 194, 266, 195, 267,
196, 268, 197, 269, 198, 270, 199, 271, 200, 272)(201, 258, 202, 259, 203, 260,
204, 261, 205, 262, 206, 263, 207, 264, 208, 257)(209, 253, 210, 254, 211, 255,
212, 256, 213, 249, 214, 250, 215, 251, 216, 252)(217, 246, 218, 247, 219, 248,
220, 241, 221, 242, 222, 243, 223, 244, 224, 245)(225, 233, 226, 234, 227, 235,
228, 236, 229, 237, 230, 238, 231, 239, 232, 240)
c: (2, 4)(3, 7)(6, 8)(9, 446)(10, 441)(11, 444)(12, 447)(13, 442)(14, 445)(15,
448)(16, 443)(17, 437)(18, 440)(19, 435)(20, 438)(21, 433)(22, 436)(23, 439)(24,
434)(25, 426)(26, 429)(27, 432)(28, 427)(29, 430)(30, 425)(31, 428)(32, 431)(33,
417)(34, 420)(35, 423)(36, 418)(37, 421)(38, 424)(39, 419)(40, 422)(41, 414)(42,
409)(43, 412)(44, 415)(45, 410)(46, 413)(47, 416)(48, 411)(49, 405)(50, 408)(51,
403)(52, 406)(53, 401)(54, 404)(55, 407)(56, 402)(57, 394)(58, 397)(59, 400)(60,
395)(61, 398)(62, 393)(63, 396)(64, 399)(65, 385)(66, 388)(67, 391)(68, 386)(69,
389)(70, 392)(71, 387)(72, 390)(73, 382)(74, 377)(75, 380)(76, 383)(77, 378)(78,
381)(79, 384)(80, 379)(81, 373)(82, 376)(83, 371)(84, 374)(85, 369)(86, 372)(87,
375)(88, 370)(89, 362)(90, 365)(91, 368)(92, 363)(93, 366)(94, 361)(95, 364)(96,
367)(97, 353)(98, 356)(99, 359)(100, 354)(101, 357)(102, 360)(103, 355)(104,
358)(105, 350)(106, 345)(107, 348)(108, 351)(109, 346)(110, 349)(111, 352)(112,
347)(113, 341)(114, 344)(115, 339)(116, 342)(117, 337)(118, 340)(119, 343)(120,
338)(121, 330)(122, 333)(123, 336)(124, 331)(125, 334)(126, 329)(127, 332)(128,
335)(129, 321)(130, 324)(131, 327)(132, 322)(133, 325)(134, 328)(135, 323)(136,
326)(137, 318)(138, 313)(139, 316)(140, 319)(141, 314)(142, 317)(143, 320)(144,
315)(145, 309)(146, 312)(147, 307)(148, 310)(149, 305)(150, 308)(151, 311)(152,
306)(153, 298)(154, 301)(155, 304)(156, 299)(157, 302)(158, 297)(159, 300)(160,
303)(161, 289)(162, 292)(163, 295)(164, 290)(165, 293)(166, 296)(167, 291)(168,
294)(169, 286)(170, 281)(171, 284)(172, 287)(173, 282)(174, 285)(175, 288)(176,
283)(177, 277)(178, 280)(179, 275)(180, 278)(181, 273)(182, 276)(183, 279)(184,
274)(185, 266)(186, 269)(187, 272)(188, 267)(189, 270)(190, 265)(191, 268)(192,
271)(193, 257)(194, 260)(195, 263)(196, 258)(197, 261)(198, 264)(199, 259)(200,
262)(201, 254)(202, 249)(203, 252)(204, 255)(205, 250)(206, 253)(207, 256)(208,
251)(209, 245)(210, 248)(211, 243)(212, 246)(213, 241)(214, 244)(215, 247)(216,
242)(217, 234)(218, 237)(219, 240)(220, 235)(221, 238)(222, 233)(223, 236)(224,
239)(226, 228)(227, 231)(230, 232)
d: (1, 2)(3, 8)(4, 7)(5, 6)(10, 16)(11, 15)(12, 14)(17, 18)(19, 24)(20, 23)(21,
22)(26, 32)(27, 31)(28, 30)(33, 34)(35, 40)(36, 39)(37, 38)(42, 48)(43, 47)(44,
46)(49, 50)(51, 56)(52, 55)(53, 54)(58, 64)(59, 63)(60, 62)(65, 66)(67, 72)(68,
71)(69, 70)(74, 80)(75, 79)(76, 78)(81, 82)(83, 88)(84, 87)(85, 86)(90, 96)(91,
95)(92, 94)(97, 98)(99, 104)(100, 103)(101, 102)(106, 112)(107, 111)(108,
110)(113, 114)(115, 120)(116, 119)(117, 118)(122, 128)(123, 127)(124, 126)(129,
130)(131, 136)(132, 135)(133, 134)(138, 144)(139, 143)(140, 142)(145, 146)(147,
152)(148, 151)(149, 150)(154, 160)(155, 159)(156, 158)(161, 162)(163, 168)(164,
167)(165, 166)(170, 176)(171, 175)(172, 174)(177, 178)(179, 184)(180, 183)(181,
182)(186, 192)(187, 191)(188, 190)(193, 194)(195, 200)(196, 199)(197, 198)(202,
208)(203, 207)(204, 206)(209, 210)(211, 216)(212, 215)(213, 214)(218, 224)(219,
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