Number of labeled rooted trees on 2n+1 nodes each node having an even number of children.
A036778
Number of labeled rooted trees on 2n+1 nodes each node having an even number of children.
Terms
- a(0) =1a(1) =3a(2) =65a(3) =3787a(4) =427905a(5) =79549811a(6) =22036379521
External references
- oeis: A036778