C(40,15,2) = 11
Created by: LJCR
Method of Construction: Multiple of (8,3,2) covering
Lower Bound: Bounds for fixed number of blocks
1 2 3 9 10 11 17 18 19 25 26 27 33 34 35
1 2 8 9 10 16 17 18 24 25 26 32 33 34 40
1 4 5 9 12 13 17 20 21 25 28 29 33 36 37
1 6 7 9 14 15 17 22 23 25 30 31 33 38 39
1 7 8 9 15 16 17 23 24 25 31 32 33 39 40
2 4 6 10 12 14 18 20 22 26 28 30 34 36 38
2 5 7 10 13 15 18 21 23 26 29 31 34 37 39
3 4 7 11 12 15 19 20 23 27 28 31 35 36 39
3 4 8 11 12 16 19 20 24 27 28 32 35 36 40
3 5 6 11 13 14 19 21 22 27 29 30 35 37 38
5 6 8 13 14 16 21 22 24 29 30 32 37 38 40