23 ≤ C(14,8,4) ≤ 24

Method of Construction: covering provided by rade belic

Lower Bound: Schonheim

  1  2  3  4  5  6 11 12
  1  2  3  5  6  9 10 14
  1  2  3  5  7  8 12 13
  1  2  4  5  6  7 13 14
  1  2  4  5  8  9 10 12
  1  2  4  6  8  9 11 14
  1  2  5  7  9 10 11 13
  1  2  5  7 11 12 13 14
  1  3  4  6  7  8 11 13
  1  3  4  9 10 11 12 14
  1  3  7  8  9 10 13 14
  1  4  6  7  9 10 12 13
  1  5  6  8 10 11 12 14
  2  3  4  6  8 10 12 14
  2  3  4  7  8  9 13 14
  2  3  5  8  9 11 12 14
  2  3  6  7 10 11 13 14
  2  4  7  8 10 11 12 13
  2  5  6  7  8 10 11 13
  2  6  7  8  9 12 13 14
  3  4  5  6  8  9 10 11
  3  4  5  7 10 12 13 14
  3  5  6  7  9 11 12 13
  4  5  7  8  9 11 13 14