Number of unlabeled loopless multigraphs with n nodes of degree n or less.
A333898
Number of unlabeled loopless multigraphs with n nodes of degree n or less.
Terms
- a(0) =1a(1) =1a(2) =3a(3) =8a(4) =61a(5) =800a(6) =38194a(7) =6254652a(8) =3666019207
External references
- oeis: A333898