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!)

A054773 as a simple table

n a(n)
0 1
1 4
2 36
3 204
4 980
5 3876
6 13596
7 42636
8 122666
9 326876
10 817388
11 1931540
12 4346404
13 9360540
14 19390548
15 38779380
16 75136675
17 141430680
18 259292440
19 463991880
20 811990680
21 1391975640
22 2341057896
23 3867821640
24 6285222804
25 10056336264

[1,4,36,204,980,3876,13596,42636,122666,326876,
 817388,1931540,4346404,9360540,19390548,38779380,
 75136675,141430680,259292440,463991880,811990680,
 1391975640,2341057896,3867821640,6285222804,
 10056336264]

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 May 20 06:19 EDT 2024. Contains 372703 sequences. (Running on oeis4.)