Number of 5-level labeled rooted trees with n leaves.
A000357
Number of 5-level labeled rooted trees with n leaves.
Terms
- a(0) =1a(1) =1a(2) =5a(3) =35a(4) =315a(5) =3455a(6) =44590a(7) =660665a(8) =11035095a(9) =204904830a(10) =4183174520a(11) =93055783320
External references
- oeis: A000357