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!)

A320741 as a simple table

n a(n)
0 1
1 1
2 3
3 7
4 20
5 63
6 233
7 966
8 4454
9 22404
10 121616
11 706361
12 4361910
13 28491982
14 196018395
15 1414922459
16 10677120529
17 83924901635
18 684582037213
19 5772723290503
20 50123602905429
21 446382776341382
22 4062023996661972
23 37638652689027910
24 354017801203414670

[1,1,3,7,20,63,233,966,4454,22404,121616,706361,
 4361910,28491982,196018395,1414922459,10677120529,
 83924901635,684582037213,5772723290503,
 50123602905429,446382776341382,4062023996661972,
 37638652689027910,354017801203414670]

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 23 23:26 EDT 2024. Contains 371917 sequences. (Running on oeis4.)