Covering numbers C(n,7,3) (next term is <= 25).

A011982

Covering numbers C(n,7,3) (next term is <= 25).

Terms

    a(0) =1a(1) =4a(2) =4a(3) =6a(4) =8a(5) =11a(6) =13a(7) =14a(8) =15

External references