login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A012268
as a simple table
n
a(n)
0
0
1
0
2
2
3
6
4
22
5
100
6
788
7
8568
8
103416
9
1307808
10
17722512
11
264361680
12
4373968080
[0,0,2,6,22,100,788,8568,103416,1307808,17722512, 264361680,4373968080]
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 25 03:15 EDT 2024. Contains 371964 sequences. (Running on oeis4.)