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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.

A171805 G.f.: Series reversion of x/P(x)^3 where P(x) is the g.f. for Partition numbers (A000041).

Table of values

n a(n)
1 1
2 3
3 18
4 130
5 1044
6 8946
7 80135
8 741312
9 7027515
10 67911855
11 666525630
12 6625647054
13 66570488901
14 674964968175
15 6897258376218
16 70961851119848
17 734455079297433
18 7641851681095236
19 79886815507105175
20 838655487787502616
21 8837797224686207976
22 93454820274339167191

List of values

[1, 3, 18, 130, 1044, 8946, 80135, 741312, 7027515, 67911855, 666525630, 6625647054, 66570488901, 674964968175, 6897258376218, 70961851119848, 734455079297433, 7641851681095236, 79886815507105175, 838655487787502616, 8837797224686207976, 93454820274339167191]

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

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