Irregular triangle C(n,g) counting the connected 7-regular simple graphs on 2n vertices with girth exactly g.

A184970

Irregular triangle C(n,g) counting the connected 7-regular simple graphs on 2n vertices with girth exactly g.

Terms

    a(0) =1a(1) =5a(2) =1547a(3) =21609300a(4) =1a(5) =733351105933a(6) =1

External references