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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.

A369480 Expansion of (1/x) * Series_Reversion( x / ((1+x)^2 * (1+x+x^2)^3) ).

Table of values

n a(n)
0 1
1 5
2 38
3 342
4 3379
5 35427
6 387038
7 4358119
8 50222276
9 589439699
10 7021368716
11 84669873678
12 1031603223880
13 12679812357672
14 157038146685360
15 1957792379658934
16 24549963008189965
17 309435808369427643
18 3918185776941808956
19 49818464846052855850
20 635788103792527271239

List of values

[1, 5, 38, 342, 3379, 35427, 387038, 4358119, 50222276, 589439699, 7021368716, 84669873678, 1031603223880, 12679812357672, 157038146685360, 1957792379658934, 24549963008189965, 309435808369427643, 3918185776941808956, 49818464846052855850, 635788103792527271239]

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

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