login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A117604
as a simple table
n
a(n)
1
1
2
2
3
3
4
4
5
5
6
7
7
9
8
12
9
616
10
816
11
1432
12
1618192
[1,2,3,4,5,7,9,12,616,816,1432,1618192]