login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A038385
as a simple table
n
a(n)
0
0
1
0
2
0
3
0
4
0
5
0
6
1
7
13
8
108
9
731
10
4382
11
24397
12
128992
[0,0,0,0,0,0,1,13,108,731,4382,24397,128992]