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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.

A368963 Expansion of (1/x) * Series_Reversion( x * (1-x-x^2)^3 ).

Table of values

n a(n)
0 1
1 3
2 18
3 130
4 1044
5 8949
6 80201
7 742365
8 7042215
9 68103156
10 668913195
11 6654654240
12 66916523202
13 679039933050
14 6944796387690
15 71512538784330
16 740800257667236
17 7714659988543299
18 80719544259082000
19 848155028673449400
20 8945940728543188656

List of values

[1, 3, 18, 130, 1044, 8949, 80201, 742365, 7042215, 68103156, 668913195, 6654654240, 66916523202, 679039933050, 6944796387690, 71512538784330, 740800257667236, 7714659988543299, 80719544259082000, 848155028673449400, 8945940728543188656]

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

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