C(28,18,3) = 8

Created by: LJCR

Method of Construction: Multiple of (14,9,3) covering

Lower Bound: Bounds for fixed number of blocks

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