login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A189359
as a simple table
n
a(n)
0
0
1
1
2
3
3
8
4
23
5
76
6
293
7
1307
8
6642
9
37882
[0,1,3,8,23,76,293,1307,6642,37882]