29 ≤ C(48,10,2) ≤ 30

Created by: LJCR

Method of Construction: Multiple of (24,5,2) covering

Lower Bound: Schonheim

  1  2  3  4  5 25 26 27 28 29
  1  6 11 16 21 25 30 35 40 45
  1  7 11 13 19 25 31 35 37 43
  1  8 15 17 24 25 32 39 41 48
  1  9 12 20 23 25 33 36 44 47
  1 10 14 18 22 25 34 38 42 46
  2  6 15 19 23 26 30 39 43 47
  2  7 12 17 22 26 31 36 41 46
  2  8 14 20 21 26 32 38 44 45
  2  9 11 16 18 26 33 35 40 42
  2 10 13 16 24 26 34 37 40 48
  3  6 14 17 22 27 30 38 41 46
  3  7 11 20 24 27 31 35 44 48
  3  8 13 18 23 27 32 37 42 47
  3  9 15 16 22 27 33 39 40 46
  3 10 12 19 21 27 34 36 43 45
  4  6 13 20 22 28 30 37 44 46
  4  7 15 18 21 28 31 39 42 45
  4  8 11 12 16 28 32 35 36 40
  4  9 14 19 24 28 33 38 43 48
  4 10 11 17 23 28 34 35 41 47
  5  6 12 18 24 29 30 36 42 48
  5  7 14 16 23 29 31 38 40 47
  5  8 11 19 22 29 32 35 43 46
  5  9 13 17 21 29 33 37 41 45
  5 10 15 20 24 29 34 39 44 48
  6  7  8  9 10 30 31 32 33 34
 10 21 22 23 24 34 45 46 47 48
 11 12 13 14 15 35 36 37 38 39
 16 17 18 19 20 40 41 42 43 44