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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.

A082308 Expansion of e.g.f. (1+x)*exp(4*x)*cosh(x).

Table of values

n a(n)
0 1
1 5
2 25
3 127
4 657
5 3449
6 18281
7 97395
8 519841
9 2773741
10 14776377
11 78538343
12 416367665
13 2201517153
14 11610231433
15 61078202971
16 320570884929
17 1678897264085
18 8775159682649
19 45780628812879
20 238431945108433

List of values

[1, 5, 25, 127, 657, 3449, 18281, 97395, 519841, 2773741, 14776377, 78538343, 416367665, 2201517153, 11610231433, 61078202971, 320570884929, 1678897264085, 8775159682649, 45780628812879, 238431945108433]

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

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