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