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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.

A009360 Expansion of e.g.f. log(1+sinh(x)*x) (even powers only).

Table of values

n a(n)
0 0
1 2
2 -8
3 126
4 -4248
5 246250
6 -21819060
7 2741961054
8 -463859694704
9 101639490015186
10 -28002426109496940
11 9474407274253732294
12 -3861976880978567739432
13 1866672045348038810596026

List of values

[0, 2, -8, 126, -4248, 246250, -21819060, 2741961054, -463859694704, 101639490015186, -28002426109496940, 9474407274253732294, -3861976880978567739432, 1866672045348038810596026]

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

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