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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.

A319176 a(n) = n! * [x^n] Product_{k>=1} 1/(1 - x^k/k)^n.

Table of values

n a(n)
0 1
1 1
2 8
3 93
4 1532
5 32240
6 829284
7 25192454
8 882825936
9 35055329832
10 1555548490560
11 76285107738312
12 4097094075364608
13 239167754501235456
14 15077741379436233120
15 1020918130521930465120
16 73892194568147257761024
17 5693112248722998479169408
18 465208700406183224884224000

List of values

[1, 1, 8, 93, 1532, 32240, 829284, 25192454, 882825936, 35055329832, 1555548490560, 76285107738312, 4097094075364608, 239167754501235456, 15077741379436233120, 1020918130521930465120, 73892194568147257761024, 5693112248722998479169408, 465208700406183224884224000]

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

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