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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.

A305819 Expansion of e.g.f. 1/(1 + LambertW(-log(1 + x))).

Table of values

n a(n)
0 1
1 1
2 3
3 17
4 132
5 1334
6 16442
7 239994
8 4041776
9 77183328
10 1647541632
11 38877352392
12 1004869488048
13 28234217634024
14 856830099396840
15 27930093941047464
16 973269467390922240
17 36104568839480990400
18 1420556927968241858880
19 59088101641333114906944
20 2590680379402887359111424

List of values

[1, 1, 3, 17, 132, 1334, 16442, 239994, 4041776, 77183328, 1647541632, 38877352392, 1004869488048, 28234217634024, 856830099396840, 27930093941047464, 973269467390922240, 36104568839480990400, 1420556927968241858880, 59088101641333114906944, 2590680379402887359111424]

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

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