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A147588
as a simple table
n
a(n)
1
0
2
0
3
0
4
1
5
0
6
2
7
0
8
2
9
1
10
2
11
0
12
4
13
0
14
2
15
2
16
3
17
0
18
4
19
0
20
4
21
2
22
2
23
0
24
6
25
1
26
2
27
2
28
4
29
0
30
6
[0,0,0,1,0,2,0,2,1,2,0,4,0,2,2,3,0,4,0,4,2,2,0,6, 1,2,2,4,0,6]