C(48,12,2) = 20
Created by: LJCR
Method of Construction: Multiple of (16,4,2) covering
Lower Bound: Schonheim
1 2 6 13 17 18 22 29 33 34 38 45
1 3 12 14 17 19 28 30 33 35 44 46
1 4 5 8 17 20 21 24 33 36 37 40
1 7 15 16 17 23 31 32 33 39 47 48
1 9 10 11 17 25 26 27 33 41 42 43
2 3 7 9 18 19 23 25 34 35 39 41
2 4 10 12 18 20 26 28 34 36 42 44
2 5 11 16 18 21 27 32 34 37 43 48
2 8 14 15 18 24 30 31 34 40 46 47
3 4 6 16 19 20 22 32 35 36 38 48
3 5 10 15 19 21 26 31 35 37 42 47
3 8 11 13 19 24 27 29 35 40 43 45
4 7 11 14 20 23 27 30 36 39 43 46
4 9 13 15 20 25 29 31 36 41 45 47
5 6 9 14 21 22 25 30 37 38 41 46
5 7 12 13 21 23 28 29 37 39 44 45
6 7 8 10 22 23 24 26 38 39 40 42
6 11 12 15 22 27 28 31 38 43 44 47
8 9 12 16 24 25 28 32 40 41 44 48
10 13 14 16 26 29 30 32 42 45 46 48