login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A135271
as a simple table
n
a(n)
0
128
1
448
2
672
3
560
4
280
5
84
6
14
7
1
[128,448,672,560,280,84,14,1]