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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.

A365982 Expansion of e.g.f. 1 / ( 1 - Sum_{k>=0} x^(5*k+3) / (5*k+3) ).

Table of values

n a(n)
0 1
1 0
2 0
3 2
4 0
5 0
6 80
7 0
8 5040
9 13440
10 0
11 3326400
12 5913600
13 479001600
14 3632428800
15 5381376000
16 1399882176000
17 6586804224000
18 364469833728000
19 5019809832576000
20 18772392038400000
21 2898136435138560000
22 24517466017228800000
23 1203790902897623040000

List of values

[1, 0, 0, 2, 0, 0, 80, 0, 5040, 13440, 0, 3326400, 5913600, 479001600, 3632428800, 5381376000, 1399882176000, 6586804224000, 364469833728000, 5019809832576000, 18772392038400000, 2898136435138560000, 24517466017228800000, 1203790902897623040000]

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

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