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!)

A227791 as a simple table

n a(n)
0 1
1 2
2 8
3 36
4 176
5 940
6 5568
7 37128
8 280992
9 2410812
10 23250080
11 249164344
12 2934303264
13 37617633976
14 521009920256
15 7748175156240
16 123095897716800
17 2080205257723740
18 37253560076385120
19 704703668205036120
20 14039778681732928800
21 293831851498842784680

[1,2,8,36,176,940,5568,37128,280992,2410812,
 23250080,249164344,2934303264,37617633976,
 521009920256,7748175156240,123095897716800,
 2080205257723740,37253560076385120,
 704703668205036120,14039778681732928800,
 293831851498842784680]

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 19 01:57 EDT 2024. Contains 370952 sequences. (Running on oeis4.)