login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A122989
as a simple table
n
a(n)
1
1
0
0
-1
2
-2
3
-3
4
-4
7
-5
6
-6
3
-7
2
-8
3
-9
9
-10
2
-11
0
-12
1
-13
2
[1,0,2,3,4,7,6,3,2,3,9,2,0,1,2]
