C(16,9,2) = 5

Method of Construction: lex covering

Lower Bound: Bounds for fixed number of blocks

  1  2  3  4  5  6  7  8  9
  1  2 10 11 12 13 14 15 16
  3  4  5  6  7 10 11 12 13
  3  4  5  6  7  8 14 15 16
  8  9 10 11 12 13 14 15 16