11 ≤ C(24,16,4) ≤ 12
Method of Construction: simple construction: multiple of smaller covering
Lower Bound: Schonheim
2 3 4 5 6 7 8 9 14 15 16 17 18 19 20 21
2 3 4 5 6 7 8 10 14 15 16 17 18 19 20 22
2 3 4 5 6 7 8 11 14 15 16 17 18 19 20 23
2 3 4 5 6 7 8 12 14 15 16 17 18 19 20 24
1 2 3 4 5 6 7 8 13 14 15 16 17 18 19 20
1 2 3 4 9 10 11 12 13 14 15 16 21 22 23 24
1 2 5 6 9 10 11 12 13 14 17 18 21 22 23 24
1 2 7 8 9 10 11 12 13 14 19 20 21 22 23 24
1 3 5 7 9 10 11 12 13 15 17 19 21 22 23 24
1 3 6 8 9 10 11 12 13 15 18 20 21 22 23 24
1 4 5 8 9 10 11 12 13 16 17 20 21 22 23 24
1 4 6 7 9 10 11 12 13 16 18 19 21 22 23 24