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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.

A380641 Expansion of e.g.f. exp(x/(1 - 3*x)^3).

Table of values

n a(n)
0 1
1 1
2 19
3 379
4 8857
5 244801
6 7904251
7 292980619
8 12257946289
9 570627408097
10 29212843607011
11 1629314013114811
12 98250285167099209
13 6365331315043185889
14 440712959779710869707
15 32460639303987670526731
16 2533396174719346231613281
17 208776665140069914314618689

List of values

[1, 1, 19, 379, 8857, 244801, 7904251, 292980619, 12257946289, 570627408097, 29212843607011, 1629314013114811, 98250285167099209, 6365331315043185889, 440712959779710869707, 32460639303987670526731, 2533396174719346231613281, 208776665140069914314618689]

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

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