C(47,18,2) = 10

Created by: LJCR

Method of Construction: Simple construction from (48,18,2)

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