C(53,21,2) = 10
Created by: LJCR
Method of Construction: Simple construction from (52,20,2)
Lower Bound: Bounds for fixed number of blocks
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 53
1 2 9 10 11 12 17 18 19 20 21 22 23 24 25 26 27 28 29 30 53
1 2 11 12 17 18 19 20 21 22 31 32 33 34 35 36 37 38 39 40 53
1 2 11 12 17 18 19 20 41 42 43 44 45 46 47 48 49 50 51 52 53
3 4 5 6 13 14 15 16 21 22 27 28 33 34 35 36 47 48 51 52 53
3 4 7 8 9 10 13 14 21 22 29 30 35 36 39 40 45 46 49 50 53
3 4 13 14 21 22 23 24 25 26 31 32 35 36 37 38 41 42 43 44 53
5 6 7 8 9 10 15 16 27 28 29 30 33 34 39 40 41 42 43 44 53
5 6 15 16 23 24 25 26 27 28 31 32 33 34 37 38 45 46 49 50 53
7 8 9 10 23 24 25 26 29 30 31 32 37 38 39 40 47 48 51 52 53