login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A006798
as a simple table
n
a(n)
8
1
9
1
10
4
11
13
12
58
13
279
14
1406
15
7525
[1,1,4,13,58,279,1406,7525]