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.

A009611 Expansion of sinh(tan(x)*x).

Table of values

n a(n)
0 0
1 2
2 8
3 216
4 8896
5 553120
6 48069504
7 5564225408
8 827281160192
9 153537251480064
10 34761966006691840
11 9422306473314752512
12 3010196845995598430208
13 1118714469509146379657216
14 478278367951534466053799936
15 232972682112352062801913282560

List of values

[0, 2, 8, 216, 8896, 553120, 48069504, 5564225408, 827281160192, 153537251480064, 34761966006691840, 9422306473314752512, 3010196845995598430208, 1118714469509146379657216, 478278367951534466053799936, 232972682112352062801913282560]

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

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