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!)

A216813 as a simple table

n a(n)
1 0
2 3
3 6
4 18
5 39
6 96
7 201
8 582
9 1220
10 2590
11 5345
12 10919
13 21859
14 44167
15 88629
16 178050
17 356598
18 715084
19 1431514
20 2866876
21 5736311
22 11480839
23 22966942
24 45949687
25 91910241
26 183852468
27 367726473
28 735517466
29 1471078571
30 2942286009
31 5884661772
32 11769583511
33 23539346216
34 47079214312
35 94158788295

[0,3,6,18,39,96,201,582,1220,2590,5345,10919,
 21859,44167,88629,178050,356598,715084,1431514,
 2866876,5736311,11480839,22966942,45949687,
 91910241,183852468,367726473,735517466,1471078571,
 2942286009,5884661772,11769583511,23539346216,
 47079214312,94158788295]

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 April 19 08:06 EDT 2024. Contains 371782 sequences. (Running on oeis4.)