Covering numbers C(n,4,3) (next term is <= 261).

A011979

Covering numbers C(n,4,3) (next term is <= 261).

Terms

    a(0) =1a(1) =4a(2) =6a(3) =12a(4) =14a(5) =25a(6) =30a(7) =47a(8) =57a(9) =78a(10) =91a(11) =124a(12) =140a(13) =183a(14) =207

External references