cp's OEIS Frontend

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.

A114806 Nonuple factorial, 9-factorial, n!9, n!!!!!!!!!.

Table of values

n a(n)
0 1
1 1
2 2
3 3
4 4
5 5
6 6
7 7
8 8
9 9
10 10
11 22
12 36
13 52
14 70
15 90
16 112
17 136
18 162
19 190
20 440
21 756
22 1144
23 1610
24 2160
25 2800
26 3536
27 4374
28 5320
29 12760
30 22680
31 35464
32 51520
33 71280
34 95200
35 123760
36 157464
37 196840
38 484880
39 884520
40 1418560
41 2112320
42 2993760
43 4093600

List of values

[1, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 22, 36, 52, 70, 90, 112, 136, 162, 190, 440, 756, 1144, 1610, 2160, 2800, 3536, 4374, 5320, 12760, 22680, 35464, 51520, 71280, 95200, 123760, 157464, 196840, 484880, 884520, 1418560, 2112320, 2993760, 4093600]

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

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