C(35,15,2) = 7

Created by: LJCR

Method of Construction: Multiple of (7,3,2) covering

Lower Bound: Schonheim

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