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A006806
as a simple table
n
a(n)
0
6
1
-6
2
0
3
0
4
8
5
27
6
-78
7
45
8
21
9
62
10
0
11
-584
12
903
13
-155
14
66
15
-998
16
-2357
17
9803
18
-8273
[6,-6,0,0,8,27,-78,45,21,62,0,-584,903,-155,66, -998,-2357,9803,-8273]