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.

A045689 Denominators of expansion of tan(sin(x)) - sin(tan(x)).

Table of values

n a(n)
0 1
1 1
2 1
3 30
4 756
5 75600
6 7392
7 54486432000
8 4358914560
9 1905468364800
10 7602818775552000
11 6690480522485760000
12 4616431560515174400000
13 226851446883715670016000000
14 127036810254880775208960000
15 2210440498434925488635904000000
16 646080179971122507107008512000000

List of values

[1, 1, 1, 30, 756, 75600, 7392, 54486432000, 4358914560, 1905468364800, 7602818775552000, 6690480522485760000, 4616431560515174400000, 226851446883715670016000000, 127036810254880775208960000, 2210440498434925488635904000000, 646080179971122507107008512000000]

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

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