Number of unlabeled connected loopless multigraphs with n nodes of degree 4 or less and with at most triple edges.
A134818
Number of unlabeled connected loopless multigraphs with n nodes of degree 4 or less and with at most triple edges.
Terms
- a(0) =1a(1) =3a(2) =9a(3) =37a(4) =146a(5) =772a(6) =4449a(7) =30307a(8) =228605a(9) =1921464a(10) =17652327a(11) =176162548a(12) =1893738334a(13) =21806975279a(14) =267636988052
External references
- oeis: A134818