14 ≤ C(50,15,2) ≤ 15

Created by: Jan de Heer and Steve Muir

Method of Construction: Private tools

Lower Bound: Schonheim

  1  2  3  5  7 10 11 12 13 14 15 17 18 20 44
  1  3  4  5  6  8  9 11 15 16 19 20 48 49 50
  1  3  4 11 15 16 21 24 27 32 35 37 39 43 46
  1  3  4 11 15 16 22 23 26 28 31 36 40 42 45
  1  3  4 11 15 16 25 29 30 33 34 38 41 44 47
  2  4  7  9 10 12 13 14 16 17 18 19 48 49 50
  2  6  8 10 13 17 21 23 24 30 33 34 40 42 46
  2  6  8 10 13 17 22 28 32 35 37 38 41 45 47
  2  6  8 10 13 17 25 26 27 29 31 36 39 43 44
  5 19 20 21 22 24 25 28 29 44 45 46 48 49 50
  5 19 20 23 27 38 39 40 41 42 43 47 48 49 50
  5 19 20 26 30 31 32 33 34 35 36 37 48 49 50
  6  7  9 12 14 18 23 25 29 32 35 37 40 42 44
  7  8  9 12 14 18 22 27 28 30 33 34 39 43 45
  7  9 12 14 18 19 21 24 26 31 36 38 41 46 47