Number of unlabeled connected loopless multigraphs with n nodes of degree n or less.
A289988
Number of unlabeled connected loopless multigraphs with n nodes of degree n or less.
Terms
- a(0) =1a(1) =1a(2) =2a(3) =4a(4) =37a(5) =602a(6) =34126a(7) =6021463a(8) =3616906549
External references
- oeis: A289988