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!)

A209348 as a simple table

n a(n)
1 21
2 514
3 4029
4 18646
5 62853
6 172610
7 409199
8 870122
9 1699831
10 3104474
11 5365417
12 8858142
13 14068115
14 21614144
15 32266607
16 46975088
17 66888951
18 93389664
19 128113109
20 172986976
21 230254897
22 302518564
23 392763779
24 504407780
25 641326401
26 807907094

[21,514,4029,18646,62853,172610,409199,870122,
 1699831,3104474,5365417,8858142,14068115,21614144,
 32266607,46975088,66888951,93389664,128113109,
 172986976,230254897,302518564,392763779,504407780,
 641326401,807907094]

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 07:35 EDT 2024. Contains 371782 sequences. (Running on oeis4.)