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!)

A009244 as a simple table

n a(n)
0 1
1 1
2 2
3 6
4 20
5 92
6 448
7 2688
8 17296
9 127312
10 1013600
11 8850336
12 83547584
13 845380928
14 9196867072
15 105911556096
16 1301697829120
17 16814357324032
18 230093807905280
19 3294279618252288
20 49636887216382976

[1,1,2,6,20,92,448,2688,17296,127312,1013600,
 8850336,83547584,845380928,9196867072,
 105911556096,1301697829120,16814357324032,
 230093807905280,3294279618252288,
 49636887216382976]

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 September 28 14:44 EDT 2022. Contains 357073 sequences. (Running on oeis4.)