29 ≤ C(29,6,2) ≤ 30
Method of Construction: covering found by john rawson
Lower Bound: Schonheim
1 2 8 20 22 27
1 3 6 21 24 29
1 4 13 17 19 23
1 5 19 22 25 29
1 6 11 12 14 25
1 7 9 15 18 24
1 10 12 16 26 28
2 3 7 16 23 25
2 4 5 14 24 28
2 6 9 17 19 26
2 10 12 13 15 29
2 11 18 19 21 28
3 4 9 12 18 22
3 5 11 15 26 27
3 7 8 10 14 19
3 9 11 13 14 20
3 15 17 20 25 28
4 6 8 15 16 19
4 7 11 20 26 29
4 9 10 21 25 27
5 6 10 18 20 23
5 7 8 12 17 21
5 9 13 16 20 21
6 7 13 22 27 28
8 9 11 23 28 29
8 13 18 24 25 26
10 11 16 17 22 24
12 19 20 23 24 27
14 15 21 22 23 26
14 16 17 18 27 29