26 ≤ C(41,9,2) ≤ 28
Created by: Colin Barker
Method of Construction: Simulated Annealing
Lower Bound: Horsley, Theorem 14a, r=5, d=0
1 2 3 4 5 6 7 8 9
1 2 7 14 23 27 29 35 41
1 2 7 15 17 21 25 26 28
1 7 10 18 19 20 32 33 38
1 7 11 12 13 16 24 39 40
1 7 22 29 30 31 34 36 37
2 9 11 17 27 32 33 36 37
2 9 12 16 18 25 27 31 34
2 9 13 20 22 24 30 35 38
2 10 17 19 22 25 30 39 40
3 10 13 19 24 25 26 27 32
3 10 17 20 23 29 31 34 38
3 11 14 20 21 25 28 38 41
3 12 14 15 16 22 30 33 41
3 18 21 28 35 36 37 39 40
4 8 10 11 15 19 31 34 35
4 8 12 16 20 26 36 37 38
4 8 13 14 15 17 18 24 41
4 8 21 22 26 27 28 30 32
4 8 23 25 29 33 35 39 40
5 6 9 15 20 27 38 39 40
5 6 10 14 19 25 36 37 41
5 6 11 18 22 23 26 29 30
5 6 12 16 17 26 32 33 35
5 6 13 21 24 28 31 33 34
9 10 12 16 19 21 23 28 29
9 14 26 31 32 34 39 40 41
13 15 23 24 25 29 32 36 37