C(55,22,2) = 10

Created by: LJCR

Method of Construction: Simple construction from (54,21,2)

Lower Bound: Bounds for fixed number of blocks

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