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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.

A247329 a(n) = Sum_{k=0..n} (-1)^(n-k) * C(n,k) * Stirling1(n+1, k+1).

Table of values

n a(n)
0 1
1 2
2 9
3 58
4 475
5 4666
6 53116
7 684762
8 9833391
9 155341258
10 2673209561
11 49717424868
12 992847765988
13 21172798741316
14 479921234767976
15 11516219861132586
16 291523666535143823
17 7761036379846481206
18 216699016885046232187
19 6330257697841339549706
20 193043926318644060255531

List of values

[1, 2, 9, 58, 475, 4666, 53116, 684762, 9833391, 155341258, 2673209561, 49717424868, 992847765988, 21172798741316, 479921234767976, 11516219861132586, 291523666535143823, 7761036379846481206, 216699016885046232187, 6330257697841339549706, 193043926318644060255531]

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

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