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