C(32,10,2) = 14

Created by: Rade Belic and Jan de Heer

Lower Bound: Handbook of Combinatorial Designs section on coverings

  1  2  3  4  5  6 25 26 27 28
  7  8  9 10 11 12 25 26 27 28
 13 14 15 16 17 18 25 26 27 28
 19 20 21 22 23 24 25 26 27 28
  1  2  7 10 13 16 19 22 23 24
  1  2  8 11 14 17 21 25 29 31
  1  2  9 12 15 18 20 25 30 32
  3  4  7 10 15 18 21 24 29 31
  3  4  8 11 13 16 20 21 30 32
  3  4  9 12 14 17 19 22 23 24
  5  6  7 10 14 17 20 24 30 32
  5  6  8 11 15 18 19 22 23 24
  5  6  9 12 13 16 20 21 29 31
 19 22 23 26 27 28 29 30 31 32