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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.

A355872 G.f. A(x) satisfies: x = Sum_{n=-oo..+oo} (-x)^(n^2) * A(x)^((n-1)^2).

Table of values

n a(n)
1 2
2 14
3 434
4 17662
5 829314
6 42293582
7 2276970482
8 127359871870
9 7328894334338
10 431089922960910
11 25803242957983410
12 1566580082112919422
13 96239944539571023362
14 5971465584401568096846
15 373681955307631772312050
16 23556948108319423559281918
17 1494606013410312933197468930

List of values

[2, 14, 434, 17662, 829314, 42293582, 2276970482, 127359871870, 7328894334338, 431089922960910, 25803242957983410, 1566580082112919422, 96239944539571023362, 5971465584401568096846, 373681955307631772312050, 23556948108319423559281918, 1494606013410312933197468930]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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