n64 1,2,3,4,5,6,7,8; 0,9,10,11,12,13,14,15; 0,4,8,9,16,17,18,19; 0,10,16,20,21,22,23,24; 0,2,8,11,20,25,26,27; 0,12,17,21,25,28,29,30; 0,13,18,22,26,28,31,32; 0,14,19,23,27,29,31,33; 0,2,4,15,24,30,32,33; 1,2,20,24,34,35,36,37; 1,3,34,39,40,43,44,45; 1,4,19,33,35,43,53,54; 1,5,14,15,33,36,39,57; 1,6,21,24,30,40,54,57; 1,7,12,15,30,37,44,53; 1,8,12,14,19,20,21,45; 2,3,26,32,34,41,47,48; 2,5,27,33,35,48,55,56; 2,6,25,30,37,47,55,58; 2,7,11,15,36,41,56,58; 3,4,9,15,39,47,53,58; 3,5,13,15,32,44,56,59; 3,6,41,43,51,54,58,59; 3,7,40,48,50,53,54,56; 3,8,9,13,26,45,50,51; 4,5,18,32,34,35,38,39; 4,6,16,24,34,43,46,47; 4,7,17,30,38,46,54,58; 5,6,38,46,52,55,57,59; 5,7,34,36,44,46,48,49; 5,8,13,14,18,27,49,52; 6,7,34,37,38,40,41,42; 6,8,16,21,25,42,51,52; 7,8,11,12,17,42,49,50; 9,10,16,25,26,29,31,47; 9,11,17,25,51,58,60,61; 9,12,19,29,50,53,60,62; 9,14,18,31,39,45,61,62; 25,27,28,31,52,55,60,62; 10,12,20,25,37,42,61,62; 10,13,23,31,51,52,59,61; 16,19,22,31,43,45,51,60; 31,32,33,39,43,47,55,59; 10,11,22,26,41,42,51,63; 10,14,21,29,52,57,62,63; 10,15,24,37,41,47,57,59; 26,27,28,29,48,49,50,63; 16,18,20,26,34,42,45,49; 16,17,23,29,46,49,52,60; 29,30,33,46,47,48,53,57; 23,24,33,36,46,54,56,59; 22,24,32,35,40,41,43,56; 28,30,32,38,40,44,48,55; 11,14,20,23,36,49,61,63; 11,13,22,23,27,50,56,60; 17,18,28,38,42,52,61,63; 17,19,21,23,50,51,54,63; 12,13,28,44,45,49,60,61; 18,19,20,22,27,35,62,63; 21,22,28,40,42,45,50,62; 35,36,38,41,48,54,57,63; 35,37,39,40,53,55,57,62; 36,37,38,39,44,58,59,61; 43,44,46,53,55,56,58,60.