login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A090974
as a simple table
n
a(n)
0
0
1
1
2
5
3
12
4
31
5
69
6
181
7
443
8
1052
9
2701
10
6455
11
15928
12
40073
13
100362
14
251707
15
637235
[0,1,5,12,31,69,181,443,1052,2701,6455,15928, 40073,100362,251707,637235]
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 25 13:43 EDT 2024. Contains 371972 sequences. (Running on oeis4.)