login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A255436
as a simple table
n
a(n)
2
1
3
1
4
3
5
4
6
12
7
26
8
88
9
257
[1,1,3,4,12,26,88,257]