Number of connected 2n-regular loopless multigraphs on nine unlabeled nodes.

A327604

Number of connected 2n-regular loopless multigraphs on nine unlabeled nodes.

Terms

    a(0) =0a(1) =1a(2) =832a(3) =252207a(4) =35241608a(5) =2351580473a(6) =89216898630

External references