Number of bipartite connected outerplanar graphs on n unlabeled nodes.
A111758
Number of bipartite connected outerplanar graphs on n unlabeled nodes.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =3a(4) =4a(5) =12a(6) =24a(7) =74a(8) =193a(9) =635a(10) =1990a(11) =6933a(12) =24144a(13) =88203a(14) =326053a(15) =1234735a(16) =4732762a(17) =18403211a(18) =72282202a(19) =286705378
External references
- oeis: A111758