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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.

A013516 Denominators in the Taylor expansion exp(cosec(x)-cot(x))=1 + x/2 + x^2/8 + x^3/16 + 3*x^4/128 + 37*x^5/3840 + 59*x^6/15360 + ...

Table of values

n a(n)
0 1
1 2
2 8
3 16
4 128
5 3840
6 15360
7 92160
8 1474560
9 185794560
10 3715891200
11 117964800
12 2831155200
13 51011754393600
14 13603134504960
15 8569974738124800
16 1371195958099968000
17 46620662575398912000
18 239763407530622976000

List of values

[1, 2, 8, 16, 128, 3840, 15360, 92160, 1474560, 185794560, 3715891200, 117964800, 2831155200, 51011754393600, 13603134504960, 8569974738124800, 1371195958099968000, 46620662575398912000, 239763407530622976000]

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

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