n24
1,2,3,4,5,6,7;
0,6,7,8,9,10,11;
0,3,4,8,12,13,14;
0,2,5,9,12,15,16;
0,2,6,13,17,18,19;
0,3,7,15,17,20,21;
0,1,4,10,16,18,20;
0,1,5,11,14,19,21;
1,2,9,10,13,14,22;
1,3,8,11,15,16,22;
1,6,8,13,20,21,23;
1,7,9,15,18,19,23;
2,3,14,16,18,21,23;
2,4,8,10,15,17,23;
2,7,8,12,19,21,22;
3,5,9,11,13,17,23;
3,6,9,12,18,20,22;
4,5,13,15,19,20,22;
4,6,11,12,16,19,23;
4,7,11,14,17,18,22;
5,6,10,16,17,21,22;
5,7,10,12,14,20,23;
8,9,14,16,17,19,20;
10,11,12,13,15,18,21.