Number of unlabeled marked rooted trees with n nodes.
A136794
Number of unlabeled marked rooted trees with n nodes.
Terms
- a(0) =2a(1) =8a(2) =52a(3) =376a(4) =2998a(5) =25256a(6) =222128a(7) =2013680a(8) =18691522a(9) =176743160a(10) =1696546848a(11) =16488151400a(12) =161919802562
External references
- oeis: A136794