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