login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A117740
as a simple table
n
a(n)
1
2
2
3
3
5
4
13
5
89
6
233
7
514229
[2,3,5,13,89,233,514229]