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.

A363184 Expansion of g.f. A(x) satisfying 4 = Sum_{n=-oo..+oo} (-1)^n * x^n * (4*A(x) + x^(2*n-1))^(n+1).

Table of values

n a(n)
0 1
1 4
2 18
3 88
4 452
5 2388
6 12872
7 70520
8 391630
9 2199816
10 12476024
11 71341184
12 410864744
13 2381026908
14 13874518912
15 81244555896
16 477825991140
17 2821333839872
18 16718050009866
19 99385412418648
20 592575029005992
21 3542752436877800
22 21233468105000280
23 127555885796445432

List of values

[1, 4, 18, 88, 452, 2388, 12872, 70520, 391630, 2199816, 12476024, 71341184, 410864744, 2381026908, 13874518912, 81244555896, 477825991140, 2821333839872, 16718050009866, 99385412418648, 592575029005992, 3542752436877800, 21233468105000280, 127555885796445432]