lower bound = 43

C(16,3,2) = 43

Method of Construction: lex covering

Lower Bound: Schonheim

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