C(57,19,2) = 13

Created by: Colin Barker

Method of Construction: Constructed from c(v+1,k,t,t)

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
  1  2  5  6  7 10 12 16 27 36 37 39 44 47 49 51 52 56 57
  1  2 11 12 19 23 24 27 30 31 32 34 37 38 44 47 52 54 56
  1  3  4 13 15 18 22 26 27 28 37 40 41 42 46 48 52 55 56
  1  4 11 12 21 27 33 35 36 40 41 42 43 44 45 47 48 49 53
  1  7 11 12 17 20 22 25 26 27 28 29 39 45 46 50 51 55 57
  1  8  9 14 17 19 20 21 25 29 33 35 37 43 45 50 52 53 56
  2  4  5  6 10 16 20 23 24 25 29 30 34 40 41 42 45 48 50
  2  5  6 10 16 21 22 26 28 31 32 33 35 38 43 46 53 54 55
  3  4  7 13 15 18 21 23 24 30 31 33 34 35 39 43 51 53 57
  3  8 13 15 18 20 25 29 31 32 36 38 44 45 47 49 50 54 56
  4  7  8  9 14 17 19 27 31 32 38 39 40 41 42 48 51 54 57
  8  9 14 17 19 22 23 24 26 28 30 32 34 36 44 46 47 49 55