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

A184971

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

Terms

    a(0) =1a(1) =5a(2) =1547a(3) =21609301a(4) =1a(5) =733351105934a(6) =1

External references