C(38,14,2) = 11

Created by: LJCR

Method of Construction: Multiple of (19,7,2) covering

Lower Bound: Bounds for fixed number of blocks

  1  2  3  4  5  6  7 20 21 22 23 24 25 26
  1  8  9 10 11 12 13 20 27 28 29 30 31 32
  1  8  9 10 11 18 19 20 27 28 29 30 37 38
  1 12 13 14 15 16 17 20 31 32 33 34 35 36
  1 14 15 16 17 18 19 20 33 34 35 36 37 38
  2  3  4  8  9 14 15 21 22 23 27 28 33 34
  2  3  4 10 11 16 17 21 22 23 29 30 35 36
  2  3  4 12 13 18 19 21 22 23 31 32 37 38
  5  6  7  8  9 16 17 24 25 26 27 28 35 36
  5  6  7 10 11 14 15 24 25 26 29 30 33 34
  5  6  7 12 13 18 19 24 25 26 31 32 37 38