C(16,5,2) = 15

Method of Construction: random greedy covering

Lower Bound: Mills and Mullin, 1992

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