n32 1,2,3,4,5,6,7; 0,2,7,8,9,10,11; 0,1,3,8,12,13,14; 0,2,6,12,15,16,17; 0,9,13,15,18,19,20; 0,6,7,14,18,21,22; 0,3,5,10,16,19,21; 0,1,5,11,17,20,22; 1,2,10,14,16,22,23; 1,4,13,20,23,24,25; 1,6,8,11,16,21,24; 1,7,10,12,17,21,25; 2,3,11,14,17,21,26; 2,4,9,15,23,26,27; 2,5,8,12,21,22,27; 3,4,13,19,26,28,29; 3,6,8,10,17,22,28; 3,7,11,12,16,22,29; 4,5,19,20,27,30,31; 4,6,15,18,24,28,30; 4,7,9,18,25,29,31; 5,6,10,11,12,14,30; 5,7,8,14,16,17,31; 8,9,13,24,27,28,31; 9,10,19,23,25,28,30; 9,11,20,24,26,29,30; 12,13,15,25,27,29,30; 13,14,18,23,26,30,31; 15,16,19,23,24,29,31; 15,17,20,25,26,28,31; 18,19,21,24,25,26,27; 18,20,22,23,27,28,29.