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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.

A319174 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 90
4 1448
5 29750
6 747462
7 22182741
8 759504720
9 29468021238
10 1277744462870
11 61232148035531
12 3213710056592796
13 183329936018667035
14 11294683874759287030
15 747379761629288205795
16 52864744954736491460768
17 3980505280416276751035270
18 317877846102688099315299678

List of values

[1, 1, 8, 90, 1448, 29750, 747462, 22182741, 759504720, 29468021238, 1277744462870, 61232148035531, 3213710056592796, 183329936018667035, 11294683874759287030, 747379761629288205795, 52864744954736491460768, 3980505280416276751035270, 317877846102688099315299678]

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

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