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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.

A369160 Expansion of (1/x) * Series_Reversion( x * ((1-x)^2-x^4) ).

Table of values

n a(n)
0 1
1 2
2 7
3 30
4 144
5 742
6 4012
7 22458
8 129035
9 756602
10 4509141
11 27233726
12 166320987
13 1025356360
14 6372494608
15 39882831334
16 251146002084
17 1590079213920
18 10115878798130
19 64634124182670
20 414578955678690
21 2668578654593970
22 17232252926468640
23 111602332042716450

List of values

[1, 2, 7, 30, 144, 742, 4012, 22458, 129035, 756602, 4509141, 27233726, 166320987, 1025356360, 6372494608, 39882831334, 251146002084, 1590079213920, 10115878798130, 64634124182670, 414578955678690, 2668578654593970, 17232252926468640, 111602332042716450]

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

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