cp's OEIS Frontend

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.

A386446 a(0) = 1; a(n) = a(n-1) + Sum_{k=0..n-1} k^5 * a(k) * a(n-1-k).

Table of values

n a(n)
0 1
1 1
2 2
3 67
4 16414
5 16840826
6 52661283276
7 409599480216723
8 6884957718009061046
9 225620064835937122627934
10 13323090455565480199133495252
11 1332335691963961772604470940370302
12 214576660211223693770379106296061734124
13 53393968668333658608864584261609697870131860

List of values

[1, 1, 2, 67, 16414, 16840826, 52661283276, 409599480216723, 6884957718009061046, 225620064835937122627934, 13323090455565480199133495252, 1332335691963961772604470940370302, 214576660211223693770379106296061734124, 53393968668333658608864584261609697870131860]