Number of unlabeled connected loopless multigraphs with circuit rank n and degree >= 3 at each node.
A360868
Number of unlabeled connected loopless multigraphs with circuit rank n and degree >= 3 at each node.
Terms
- a(0) =0a(1) =1a(2) =4a(3) =23a(4) =172a(5) =1848a(6) =25684
External references
- oeis: A360868