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!)

A116454 as a simple table

n a(n)
1 0
2 2
3 9
4 25
5 59
6 129
7 271
8 557
9 1131
10 2281
11 4583
12 9189
13 18403
14 36833
15 73695
16 147421
17 294875
18 589785
19 1179607
20 2359253
21 4718547
22 9437137
23 18874319
24 37748685
25 75497419
26 150994889
27 301989831
28 603979717
29 1207959491
30 2415919041

[0,2,9,25,59,129,271,557,1131,2281,4583,9189,
 18403,36833,73695,147421,294875,589785,1179607,
 2359253,4718547,9437137,18874319,37748685,
 75497419,150994889,301989831,603979717,1207959491,
 2415919041]

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 1 06:40 EDT 2024. Contains 372148 sequences. (Running on oeis4.)