login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A020598
as a simple table
n
a(n)
1
3
2
7
3
11
4
13
5
17
6
19
7
23
8
59
9
79
10
89
11
173
12
449
[3,7,11,13,17,19,23,59,79,89,173,449]
