Number of unlabeled loop-graphs covering n vertices without a non-loop edge with loops at both ends.
A370166
Number of unlabeled loop-graphs covering n vertices without a non-loop edge with loops at both ends.
Terms
- a(0) =1a(1) =1a(2) =3a(3) =9a(4) =36a(5) =180a(6) =1313a(7) =14709a(8) =277755a(9) =9304977a(10) =568315345a(11) =63806703305
External references
- oeis: A370166