lower bound = 68

68 ≤ CC(45,6,2) ≤ 70

Created by: Adolf Muehl

Method of Construction: Produced with Covermaster (by John Rawson), WheelGenerator (by Anastasios Tampakis) and private tools.

Lower Bound: Schonheim

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  5 11 13 21 23 36
  5 12 28 32 37 42
  5 20 25 27 38 45
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 10 12 18 26 39 43
 10 13 25 27 34 41
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