login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A018774
as a simple table
n
a(n)
1
1
2
2
3
4
4
11
5
22
6
23
7
44
8
46
9
92
10
253
11
506
12
1012
[1,2,4,11,22,23,44,46,92,253,506,1012]
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 24 00:30 EDT 2024. Contains 371917 sequences. (Running on oeis4.)