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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.

A377803 Expansion of e.g.f. (1/x) * Series_Reversion( x/(1 - log(1-3*x) / 3) ).

Table of values

n a(n)
0 1
1 1
2 5
3 51
4 798
5 16914
6 453294
7 14704542
8 560274336
9 24529661568
10 1213557885720
11 66956662956600
12 4076440417367856
13 271472012197547472
14 19631093304600307152
15 1531919987372848152240
16 128314172533501646058240
17 11482569303348317402868480
18 1093343670892117401737893632

List of values

[1, 1, 5, 51, 798, 16914, 453294, 14704542, 560274336, 24529661568, 1213557885720, 66956662956600, 4076440417367856, 271472012197547472, 19631093304600307152, 1531919987372848152240, 128314172533501646058240, 11482569303348317402868480, 1093343670892117401737893632]

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

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