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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.

A300490 Expansion of e.g.f. -exp(-x)*log(1 - x)/(1 - x).

Table of values

n a(n)
0 0
1 1
2 1
3 5
4 20
5 109
6 689
7 5053
8 42048
9 391641
10 4036697
11 45618341
12 560889988
13 7454314789
14 106488455033
15 1627269878557
16 26487441519584
17 457532446622001
18 8359188190686609
19 161056273132588933
20 3263644496701880404
21 69389030027882288861
22 1544501472271318499105

List of values

[0, 1, 1, 5, 20, 109, 689, 5053, 42048, 391641, 4036697, 45618341, 560889988, 7454314789, 106488455033, 1627269878557, 26487441519584, 457532446622001, 8359188190686609, 161056273132588933, 3263644496701880404, 69389030027882288861, 1544501472271318499105]

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

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