32 ≤ C(40,8,2) ≤ 33

Created by: Colin Barker

Method of Construction: Simulated annealing

Lower Bound: Horsley, Theorem 1, r=6, d=3

  1  2  6 19 26 33 34 39
  1  3  6 10 12 22 27 29
  1  4  6 11 16 17 23 36
  1  5  6  7 18 20 24 31
  1  6  8  9 14 28 32 40
  1  6 13 15 21 25 30 38
  1 11 22 26 32 35 37 38
  2  3  4  7  8 12 20 38
  2  3 13 22 25 28 31 36
  2  5 16 17 18 21 27 32
  2  9 10 11 14 24 25 30
  2 15 18 23 29 35 37 40
  3  5 12 18 23 26 28 30
  3  9 12 14 16 17 19 39
  3 11 12 21 31 34 37 40
  3 12 15 24 32 33 35 36
  4  5  9 14 15 18 22 34
  4  8 13 24 25 26 27 40
  4 10 20 21 28 33 35 37
  4 19 29 30 31 32 35 39
  5  8 11 13 18 25 29 33
  5  9 13 14 19 35 37 39
  5 10 18 19 36 38 39 40
  6  8 27 30 34 35 36 37
  7  9 14 20 21 26 29 36
  7 10 13 20 23 25 32 34
  7 11 15 19 20 27 28 39
  7 12 13 16 17 25 35 37
  7 16 17 20 22 30 33 40
  8  9 10 15 16 17 26 31
  8 19 21 22 23 24 25 39
  9 14 18 23 27 31 33 38
 16 17 24 28 29 34 37 38