C(45,20,2) = 7

Created by: LJCR

Method of Construction: Simple construction from (46,20,2)

Lower Bound: Schonheim

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