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.

A370034 Expansion of g.f. A(x) satisfying Sum_{n=-oo..+oo} (x^n - 4*A(x))^n = 1 - 2*Sum_{n>=1} x^(n^2).

Table of values

n a(n)
1 1
2 4
3 15
4 53
5 185
6 711
7 3270
8 17297
9 95108
10 511258
11 2653139
12 13479835
13 68633758
14 356913516
15 1906525759
16 10388550830
17 57084621325
18 313692565172
19 1719365476703
20 9416232699651
21 51699722653269
22 285294478988749
23 1583233662850172
24 8826549215612727
25 49354550054780111
26 276444281747417079

List of values

[1, 4, 15, 53, 185, 711, 3270, 17297, 95108, 511258, 2653139, 13479835, 68633758, 356913516, 1906525759, 10388550830, 57084621325, 313692565172, 1719365476703, 9416232699651, 51699722653269, 285294478988749, 1583233662850172, 8826549215612727, 49354550054780111, 276444281747417079]