login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)

A001286 as a simple table

n a(n)
2 1
3 6
4 36
5 240
6 1800
7 15120
8 141120
9 1451520
10 16329600
11 199584000
12 2634508800
13 37362124800
14 566658892800
15 9153720576000
16 156920924160000
17 2845499424768000
18 54420176498688000
19 1094805903679488000
20 23112569077678080000
21 510909421717094400000

[1,6,36,240,1800,15120,141120,1451520,16329600,
 199584000,2634508800,37362124800,566658892800,
 9153720576000,156920924160000,2845499424768000,
 54420176498688000,1094805903679488000,
 23112569077678080000,510909421717094400000]

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified March 29 02:23 EDT 2024. Contains 371264 sequences. (Running on oeis4.)