C(24,14,2) = 5

Method of Construction: lex covering

Lower Bound: Bounds for fixed number of blocks

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