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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.

A385500 Expansion of e.g.f. exp( -LambertW(-arctanh(x)) ).

Table of values

n a(n)
0 1
1 1
2 3
3 18
4 149
5 1640
6 22359
7 366128
8 6998697
9 153191808
10 3779353515
11 103800229632
12 3141633970749
13 103904351855616
14 3728602377979647
15 144297781732300800
16 5991021498320041809
17 265636734347975688192
18 12527923794824003280723
19 626224876080360687599616

List of values

[1, 1, 3, 18, 149, 1640, 22359, 366128, 6998697, 153191808, 3779353515, 103800229632, 3141633970749, 103904351855616, 3728602377979647, 144297781732300800, 5991021498320041809, 265636734347975688192, 12527923794824003280723, 626224876080360687599616]

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

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