C(38,21,3) = 11

Created by: Jan de Heer and Steve Muir

Method of Construction: Private tools

Lower Bound: Schonheim

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