login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A216403
as a simple table
n
a(n)
1
1
2
1
3
2
4
4
5
9
6
20
7
48
8
115
9
286
10
719
11
1842
12
4763
13
12452
14
32711
15
86239
[1,1,2,4,9,20,48,115,286,719,1842,4763,12452, 32711,86239]
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 09:48 EDT 2024. Contains 371905 sequences. (Running on oeis4.)