The OEIS mourns the passing of Jim Simons and is grateful to the Simons Foundation for its support of research in many branches of science, including the OEIS.
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!)

A052845 as a simple table

n a(n)
0 1
1 0
2 2
3 6
4 36
5 240
6 1920
7 17640
8 183120
9 2116800
10 26943840
11 374220000
12 5628934080
13 91122071040
14 1579034096640
15 29155689763200
16 571308920582400
17 11838533804697600
18 258608278645516800
19 5938673374272038400
20 143003892952893772800
21 3602735624977961472000

[1,0,2,6,36,240,1920,17640,183120,2116800,
 26943840,374220000,5628934080,91122071040,
 1579034096640,29155689763200,571308920582400,
 11838533804697600,258608278645516800,
 5938673374272038400,143003892952893772800,
 3602735624977961472000]

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 June 8 04:13 EDT 2024. Contains 373207 sequences. (Running on oeis4.)