Number of nodes at n-th level in tree in which top node is 1; each node k has children labeled k, k+1, ..., (k+1)^2 at next level.
A058311
Number of nodes at n-th level in tree in which top node is 1; each node k has children labeled k, k+1, ..., (k+1)^2 at next level.
Terms
- a(0) =1a(1) =4a(2) =48a(3) =7918a(4) =463339346
External references
- oeis: A058311