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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.

A365839 Expansion of (1/x) * Series_Reversion( x*(1-x)^3/(1+x)^2 ).

Table of values

n a(n)
0 1
1 5
2 38
3 345
4 3454
5 36786
6 408848
7 4687969
8 55048310
9 658645110
10 8001060132
11 98419541226
12 1223430822028
13 15344868505700
14 193952279202660
15 2467977904556145
16 31589883835911846
17 406463726382152142
18 5254324418131556900
19 68206459568715464110
20 888731044203480723076

List of values

[1, 5, 38, 345, 3454, 36786, 408848, 4687969, 55048310, 658645110, 8001060132, 98419541226, 1223430822028, 15344868505700, 193952279202660, 2467977904556145, 31589883835911846, 406463726382152142, 5254324418131556900, 68206459568715464110, 888731044203480723076]

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

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