n48 1,2,3,4,5,6,7; 0,8,9,10,11,12,13; 0,8,14,15,16,17,18; 0,5,7,9,14,19,20; 0,10,15,19,21,22,23; 0,3,7,11,16,21,24; 0,12,17,20,22,24,25; 0,3,5,13,18,23,25; 1,2,21,22,24,26,27; 1,3,24,25,28,29,30; 1,4,26,28,31,32,33; 1,5,19,22,25,31,34; 1,6,27,29,32,34,35; 1,7,19,21,30,33,35; 2,3,21,23,30,36,37; 2,4,27,32,36,38,39; 2,5,20,22,23,38,40; 2,6,26,32,37,40,41; 2,7,20,24,30,39,41; 3,4,11,13,28,36,42; 3,6,16,18,29,37,42; 4,5,8,13,14,31,38; 4,6,8,11,16,26,27; 4,7,14,16,33,39,42; 5,6,8,9,18,34,40; 6,7,9,11,35,41,42; 8,10,17,22,27,34,38; 8,12,15,22,26,31,40; 9,10,19,34,35,43,44; 9,12,20,40,41,43,45; 9,13,14,18,42,44,45; 10,11,21,27,35,36,46; 10,12,15,17,44,45,46; 10,13,23,36,38,43,45; 11,12,24,26,28,41,46; 12,13,25,28,31,43,44; 14,15,19,31,33,44,47; 14,17,20,38,39,45,47; 15,16,21,26,33,37,46; 15,18,23,37,40,45,47; 16,17,24,27,29,39,46; 17,18,25,29,34,44,47; 19,20,23,25,30,43,47; 28,29,33,35,42,44,46; 28,30,32,35,36,41,43; 29,30,32,33,37,39,47; 31,32,34,38,40,43,47; 36,37,39,41,42,45,46.