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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.

A052693 Expansion of e.g.f. (1-x)/(1-3*x+x^3).

Table of values

n a(n)
0 1
1 2
2 12
3 102
4 1176
5 16920
6 292320
7 5891760
8 135717120
9 3517032960
10 101268921600
11 3207514464000
12 110828037196800
13 4148515981209600
14 167232459621427200
15 7222900141416960000
16 332760193091149824000

List of values

[1, 2, 12, 102, 1176, 16920, 292320, 5891760, 135717120, 3517032960, 101268921600, 3207514464000, 110828037196800, 4148515981209600, 167232459621427200, 7222900141416960000, 332760193091149824000]

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

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