C(48,20,2) = 8

Created by: LJCR

Method of Construction: Multiple of (24,10,2) covering

Lower Bound: Schonheim

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