C(56,22,2) = 10

Created by: LJCR

Method of Construction: Multiple of (28,11,2) covering

Lower Bound: Bounds for fixed number of blocks

  1  2  3  4  5  6  7  8  9 10 11 29 30 31 32 33 34 35 36 37 38 39
  1  2  3  4 22 23 24 25 26 27 28 29 30 31 32 50 51 52 53 54 55 56
  1 12 13 14 15 16 17 18 19 20 21 29 40 41 42 43 44 45 46 47 48 49
  2  3 12 13 22 23 24 25 26 27 28 30 31 40 41 50 51 52 53 54 55 56
  2  3 14 15 16 17 18 19 20 21 28 30 31 42 43 44 45 46 47 48 49 56
  4  5  6  7  8  9 10 11 12 13 28 32 33 34 35 36 37 38 39 40 41 56
  4  5  6  7 14 15 16 17 22 23 24 32 33 34 35 42 43 44 45 50 51 52
  4  5  6  7 18 19 20 21 25 26 27 32 33 34 35 46 47 48 49 53 54 55
  8  9 10 11 14 15 16 17 25 26 27 36 37 38 39 42 43 44 45 53 54 55
  8  9 10 11 18 19 20 21 22 23 24 36 37 38 39 46 47 48 49 50 51 52