login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A080619
as a simple table
n
a(n)
0
1
1
6
2
27
3
120
4
287
5
258
6
69
[1,6,27,120,287,258,69]