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This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

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.

Table of values

n a(n)
0 1
1 4
2 48
3 7918
4 463339346
5 7134188685100826388
6 13246386641449904934758023373599438217628
7 643152870463337226096320122089499144560533929707886143570111588898313745804013188842

List of values

[1, 4, 48, 7918, 463339346, 7134188685100826388, 13246386641449904934758023373599438217628, 643152870463337226096320122089499144560533929707886143570111588898313745804013188842]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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