Number of unlabeled marked trees with n nodes.
A136795
Number of unlabeled marked trees with n nodes.
Terms
- a(0) =2a(1) =6a(2) =20a(3) =112a(4) =662a(5) =4596a(6) =34032a(7) =268280a(8) =2201634a(9) =18679362a(10) =162611904a(11) =1446148032a(12) =13090979394a(13) =120303384120
External references
- oeis: A136795