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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.

A366055 Expansion of (1/x) * Series_Reversion( x*(1-x)^3/(1-x+x^4) ).

Table of values

n a(n)
0 1
1 2
2 7
3 30
4 144
5 741
6 3996
7 22287
8 127494
9 743919
10 4410255
11 26489073
12 160843708
13 985729010
14 6089215057
15 37875775533
16 237021929322
17 1491204370335
18 9426547131330
19 59843910602283
20 381378377720469
21 2438954925930558
22 15646857920046108

List of values

[1, 2, 7, 30, 144, 741, 3996, 22287, 127494, 743919, 4410255, 26489073, 160843708, 985729010, 6089215057, 37875775533, 237021929322, 1491204370335, 9426547131330, 59843910602283, 381378377720469, 2438954925930558, 15646857920046108]

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

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