Number of subtrees of all distinct free trees with n nodes.
A354017
Number of subtrees of all distinct free trees with n nodes.
Terms
- a(0) =0a(1) =1a(2) =3a(3) =6a(4) =21a(5) =52a(6) =165a(7) =466a(8) =1489a(9) =4564a(10) =15339
External references
- oeis: A354017