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