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A331838
as a simple table
n
a(n)
2
1
3
1
4
1
5
1
6
0
7
0
8
1
9
2
10
0
11
1
12
0
13
1
14
0
15
8
16
1
17
2
18
0
19
1
[1,1,1,1,0,0,1,2,0,1,0,1,0,8,1,2,0,1]