login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)

A303684 as a simple table

n a(n)
1 0
2 3
3 5
4 18
5 61
6 209
7 702
8 2381
9 8069
10 27330
11 92581
12 313641
13 1062502
14 3599373
15 12193421
16 41307034
17 139933701
18 474046225
19 1605902110
20 5440232205
21 18429595637
22 62432996082
23 211501059173
24 716491292025
25 2427220807318
26 8222571457613

[0,3,5,18,61,209,702,2381,8069,27330,92581,313641,
 1062502,3599373,12193421,41307034,139933701,
 474046225,1605902110,5440232205,18429595637,
 62432996082,211501059173,716491292025,
 2427220807318,8222571457613]

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified October 28 13:26 EDT 2021. Contains 348329 sequences. (Running on oeis4.)