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.

A356753 E.g.f. satisfies A(x) = 1/(1 - x)^(x^3/6 * A(x)).

Table of values

n a(n)
0 1
1 0
2 0
3 0
4 4
5 10
6 40
7 210
8 3024
9 25200
10 225000
11 2217600
12 29974560
13 400720320
14 5558957040
15 81340459200
16 1344965825280
17 23566775232000
18 432681781459200
19 8309927446329600
20 170258024427580800
21 3679448236206220800
22 83235946152090547200
23 1962840630226968307200

List of values

[1, 0, 0, 0, 4, 10, 40, 210, 3024, 25200, 225000, 2217600, 29974560, 400720320, 5558957040, 81340459200, 1344965825280, 23566775232000, 432681781459200, 8309927446329600, 170258024427580800, 3679448236206220800, 83235946152090547200, 1962840630226968307200]