C(39,20,3) = 14

Created by: LJCR

Method of Construction: Simple construction from (40,20,3)

Lower Bound: Horsley-Singh, Theorem 18a, s=1

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