15 ≤ C(25,12,3) ≤ 17

Created by: Rade Belic

Lower Bound: Schonheim

  1  2  3  4  5  7 12 13 16 19 20 25
  1  2  3  5  6  8 10 13 14 17 18 22
  1  2  3  5  9 11 13 15 17 21 23 24
  1  2  4  8  9 11 13 14 17 20 22 25
  1  4  6  8 10 14 16 17 19 23 24 25
  1  4  9 11 15 16 18 19 20 21 22 25
  1  6  7  8  9 10 11 12 14 15 20 21
  1  7  8 12 14 17 18 20 21 22 23 24
  2  4  6 10 13 15 18 20 21 23 24 25
  2  6  7  9 10 11 12 13 16 17 18 19
  2  7  8 12 13 14 15 16 19 21 22 24
  2  7  8 12 13 14 15 16 19 22 23 24
  3  4  5  6  7  9 10 11 12 22 23 25
  3  4  5  6  7  9 10 11 12 22 24 25
  3  4  5  7  8 12 14 15 17 18 21 25
  3  5  6 10 15 16 17 19 20 21 22 23
  3  5  8  9 11 14 16 18 19 20 23 24