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A122998
as a simple table
n
a(n)
1
1
0
5
-1
8
-2
1
-3
9
-4
3
-5
4
-6
8
-7
2
-8
2
-9
5
-10
4
-11
2
-12
0
[1,5,8,1,9,3,4,8,2,2,5,4,2,0]