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!)

A080930 as a simple table

n a(n)
0 1
1 5
2 20
3 70
4 224
5 672
6 1920
7 5280
8 14080
9 36608
10 93184
11 232960
12 573440
13 1392640
14 3342336
15 7938048
16 18677760
17 43581440
18 100925440
19 232128512
20 530579456
21 1205862400
22 2726297600
23 6134169600
24 13740539904
25 30651973632
26 68115496960

[1,5,20,70,224,672,1920,5280,14080,36608,93184,
 232960,573440,1392640,3342336,7938048,18677760,
 43581440,100925440,232128512,530579456,1205862400,
 2726297600,6134169600,13740539904,30651973632,
 68115496960]

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 28 14:21 EDT 2024. Contains 371254 sequences. (Running on oeis4.)