lower bound = 69

69 ≤ CC(24,7,3) ≤ 76

Created by: Jan de Heer and Steve Muir

Method of Construction: Private Tools

Lower Bound: Schonheim

  1  2  3  8  9 10 15
  1  2  3 12 16 20 22
  1  2  3 12 17 19 23
  1  2  3 12 18 21 24
  1  2  4  5  7 10 13
  1  2  6 10 11 12 14
  1  3  4  5  6  9 14
  1  3  7  9 11 12 13
  1  4  5  8 11 12 15
  1  4 10 15 16 17 21
  1  4 10 15 18 19 20
  1  4 10 15 22 23 24
  1  5 11 13 16 19 21
  1  5 11 13 17 20 24
  1  5 11 13 18 22 23
  1  6  7  8 13 14 15
  1  6  8 14 16 23 24
  1  6  8 14 17 21 22
  1  6  8 14 18 19 20
  1  7  9 16 17 18 20
  1  7  9 18 19 22 24
  1  7  9 19 20 21 23
  2  3  4  8 12 13 14
  2  3  5  6  7  8 11
  2  4  5  6 16 17 18
  2  4  5  6 19 22 24
  2  4  5  6 20 21 23
  2  4  6  9 11 13 15
  2  5  7  9 12 14 15
  2  7 11 14 16 17 23
  2  7 11 14 18 19 20
  2  7 11 14 21 22 24
  2  8 15 16 19 21 23
  2  8 15 17 20 22 24
  2  8 15 18 21 22 23
  2  9 10 13 16 23 24
  2  9 10 13 17 21 22
  2  9 10 13 18 19 20
  3  4  6 11 12 13 18
  3  4  7 10 11 14 15
  3  4 11 16 20 23 24
  3  4 11 17 19 21 22
  3  5  6 10 12 13 15
  3  5  8  9 16 17 21
  3  5  8  9 18 19 20
  3  5  8  9 22 23 24
  3  6  7 10 16 19 21
  3  6  7 10 17 20 24
  3  6  7 10 18 22 23
  3 13 14 15 16 17 18
  3 13 14 15 19 22 24
  3 13 14 15 20 21 23
  4  6  7  8  9 10 12
  4  7  8 13 16 20 22
  4  7  8 13 17 19 23
  4  7  8 13 18 21 24
  4  9 12 14 16 19 21
  4  9 12 14 17 20 24
  4  9 12 14 18 22 23
  5  7 12 15 16 23 24
  5  7 12 15 17 21 22
  5  7 12 15 18 19 20
  5  8  9 10 11 13 14
  5 10 14 16 20 21 22
  5 10 14 17 19 23 24
  5 10 14 18 21 23 24
  6  9 11 15 16 20 22
  6  9 11 15 17 19 23
  6  9 11 15 18 21 24
  6 12 13 16 20 22 24
  6 12 13 17 19 21 23
  8 10 11 12 16 17 18
  8 10 11 12 19 22 24
  8 10 11 12 20 21 23
 16 17 18 19 20 21 24
 16 17 18 19 20 22 23