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.

A047689 Numerators of coefficients in Taylor series for exp(cos(x)-1).

Table of values

n a(n)
0 1
1 -1
2 1
3 -31
4 379
5 -1639
6 150349
7 -4373461
8 39074491
9 -6698486371
10 30708135509
11 -4934550701809
12 1319703681935929
13 -99896787342523081
14 2121075416425574701
15 -72929243565543262421
16 83877585692383961052499
17 -2410048463569672917849859

List of values

[1, -1, 1, -31, 379, -1639, 150349, -4373461, 39074491, -6698486371, 30708135509, -4934550701809, 1319703681935929, -99896787342523081, 2121075416425574701, -72929243565543262421, 83877585692383961052499, -2410048463569672917849859]

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

Content is available under The OEIS End-User License Agreement.