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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.

A366049 Expansion of (1/x) * Series_Reversion( x*(1-x)^3/(1-x+x^2) ).

Table of values

n a(n)
0 1
1 2
2 8
3 39
4 211
5 1218
6 7349
7 45790
8 292361
9 1902834
10 12577737
11 84205212
12 569788192
13 3890728052
14 26775751320
15 185525538183
16 1293171205833
17 9061500578178
18 63794947215218
19 451028012126797
20 3200898741338041
21 22794860112273294
22 162841330273522907

List of values

[1, 2, 8, 39, 211, 1218, 7349, 45790, 292361, 1902834, 12577737, 84205212, 569788192, 3890728052, 26775751320, 185525538183, 1293171205833, 9061500578178, 63794947215218, 451028012126797, 3200898741338041, 22794860112273294, 162841330273522907]

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

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