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