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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.

A365974 Expansion of e.g.f. exp( 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 40
7 0
8 5040
9 2240
10 0
11 1663200
12 246400
13 479001600
14 605404800
15 44844800
16 699941088000
17 274450176000
18 355699625881600
19 836634972096000
20 156436600320000
21 1437392253237248000
22 1021561084051200000
23 1124111547465274368000

List of values

[1, 0, 0, 2, 0, 0, 40, 0, 5040, 2240, 0, 1663200, 246400, 479001600, 605404800, 44844800, 699941088000, 274450176000, 355699625881600, 836634972096000, 156436600320000, 1437392253237248000, 1021561084051200000, 1124111547465274368000]

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

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