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!)

A141906 as a simple table

n a(n)
0 1
1 1
2 1
3 1
4 2
5 6
6 1
7 6
8 90
9 1680
10 1
11 24
12 2520
13 369600
14 63063000
15 1
16 120
17 113400
18 168168000
19 305540235000
20 623360743125120
21 1
22 720
23 7484400
24 137225088000
25 3246670537110000
26 88832646059788350720
27 2670177736637149247308800

[1,1,1,1,2,6,1,6,90,1680,1,24,2520,369600,
 63063000,1,120,113400,168168000,305540235000,
 623360743125120,1,720,7484400,137225088000,
 3246670537110000,88832646059788350720,
 2670177736637149247308800]

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 April 19 18:00 EDT 2024. Contains 371797 sequences. (Running on oeis4.)