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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.

A136156 Quotients p!/n arising in A139171.

Table of values

n a(n)
1 2
2 1
3 2
4 30
5 24
6 1
7 720
8 15
9 560
10 12
11 3628800
12 10
13 479001600
14 360
15 8
16 315
17 20922789888000
18 280
19 6402373705728000
20 6
21 240
22 1814400
23 1124000727777607680000
24 5
25 1596672
26 239500800
27 1478400
28 180
29 304888344611713860501504000000
30 4
31 265252859812191058636308480000000

List of values

[2, 1, 2, 30, 24, 1, 720, 15, 560, 12, 3628800, 10, 479001600, 360, 8, 315, 20922789888000, 280, 6402373705728000, 6, 240, 1814400, 1124000727777607680000, 5, 1596672, 239500800, 1478400, 180, 304888344611713860501504000000, 4, 265252859812191058636308480000000]

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

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