11 ≤ C(36,20,3) ≤ 12

Created by: LJCR

Method of Construction: Multiple of (18,10,3) covering

Lower Bound: Schonheim

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