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