login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A238508
as a simple table
n
a(n)
1
0
2
5
3
13
4
50
5
213
6
536
7
536
8
4582
9
63202
10
163984
[0,5,13,50,213,536,536,4582,63202,163984]