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.

A381274 Expansion of e.g.f. exp(x * cosh(3*x)).

Table of values

n a(n)
0 1
1 1
2 1
3 28
4 109
5 676
6 10261
7 65584
8 881497
9 11930896
10 122708521
11 2186539840
12 30542901445
13 477545743936
14 9168255077437
15 149358238356736
16 3043023842477233
17 61000460650291456
18 1225825910880514129
19 28395625697194028032
20 621110654837608378141
21 14936817377079335166976

List of values

[1, 1, 1, 28, 109, 676, 10261, 65584, 881497, 11930896, 122708521, 2186539840, 30542901445, 477545743936, 9168255077437, 149358238356736, 3043023842477233, 61000460650291456, 1225825910880514129, 28395625697194028032, 621110654837608378141, 14936817377079335166976]

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

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