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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.

A355410 Expansion of e.g.f. 1/(3 - exp(x) - exp(3*x)).

Table of values

n a(n)
0 1
1 4
2 42
3 652
4 13482
5 348484
6 10809282
7 391162972
8 16177467642
9 752689508404
10 38911563009522
11 2212759299753292
12 137270821971529002
13 9225382887659221924
14 667690580181890112162
15 51776098497454677943612
16 4282645413209764715753562

List of values

[1, 4, 42, 652, 13482, 348484, 10809282, 391162972, 16177467642, 752689508404, 38911563009522, 2212759299753292, 137270821971529002, 9225382887659221924, 667690580181890112162, 51776098497454677943612, 4282645413209764715753562]

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

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