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