login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A224894
as a simple table
n
a(n)
1
1
2
2
3
3
4
7
5
211
6
1051
7
91943
8
206705778299
[1,2,3,7,211,1051,91943,206705778299]
