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.

A359724 a(n) = coefficient of x^n in the power series A(x) such that: x = Sum_{n=-oo..+oo} (-1)^n * x^n * (4 + x^n)^n * A(x)^n.

Table of values

n a(n)
0 1
1 1
2 9
3 40
4 235
5 1456
6 8323
7 51510
8 324674
9 2061746
10 13308492
11 86876405
12 572169044
13 3799139674
14 25403610485
15 170901457100
16 1155976005944
17 7856772779823
18 53630378512469
19 367507023955203
20 2527254094342404
21 17435029150904202
22 120633291776867632
23 836907189915348056

List of values

[1, 1, 9, 40, 235, 1456, 8323, 51510, 324674, 2061746, 13308492, 86876405, 572169044, 3799139674, 25403610485, 170901457100, 1155976005944, 7856772779823, 53630378512469, 367507023955203, 2527254094342404, 17435029150904202, 120633291776867632, 836907189915348056]