17 ≤ C(43,12,2) ≤ 18

Created by: LJCR

Method of Construction: Dynamic construction

Lower Bound: Horsley, Theorem 1, r=4, d=2

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