C(61,20,2) = 13

Created by: Colin Barker

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

Lower Bound: Schonheim

  1  2  3  4  5  6  7  8  9 10 32 33 34 35 36 37 38 39 40 41
  1  2  7 12 13 14 20 21 28 29 31 33 38 43 44 45 51 52 59 60
  1  2 10 16 18 20 22 23 25 29 31 32 41 47 49 51 53 54 56 60
  1  3  5  6 15 19 20 26 27 29 31 34 36 37 46 50 51 57 58 60
  1  4  8  9 11 17 20 24 29 30 31 35 39 40 42 48 51 55 60 61
  1  6 10 12 14 17 19 24 25 27 32 37 41 43 45 48 50 55 56 58
  1 10 11 13 15 21 26 27 28 30 32 41 42 44 46 52 57 58 59 61
  2  7 11 13 18 19 22 25 29 30 33 38 42 44 49 50 53 56 60 61
  2  7 15 16 17 23 24 25 26 27 33 38 46 47 48 54 55 56 57 58
  3  5  6 11 12 14 16 23 25 30 34 36 37 42 43 45 47 54 56 61
  3  5  6 13 17 18 21 22 24 28 34 36 37 44 48 49 52 53 55 59
  4  8  9 12 14 15 18 22 26 27 35 39 40 43 45 46 49 53 57 58
  4  8  9 13 16 19 21 23 25 28 35 39 40 44 47 50 52 54 56 59