The OEIS mourns the passing of Jim Simons and is grateful to the Simons Foundation for its support of research in many branches of science, including the OEIS.
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!)

A090537 as a simple table

n a(n)
1 3
2 13
3 113
4 0
5 11113
6 113111
7 0
8 11111131
9 111111113
10 0
11 11111111113
12 111113111111
13 0
14 31111111111111
15 0
16 0
17 11111111113111111
18 111111111111111131
19 0
20 11111111111111111131
21 131111111111111111111
22 0
23 11111111111111111311111

[3,13,113,0,11113,113111,0,11111131,111111113,0,
 11111111113,111113111111,0,31111111111111,0,0,
 11111111113111111,111111111111111131,0,
 11111111111111111131,131111111111111111111,0,
 11111111111111111311111]

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 June 1 14:02 EDT 2024. Contains 373023 sequences. (Running on oeis4.)