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A309023
as a simple table
n
a(n)
1
1
2
2
3
0
4
0
5
1
6
4
7
0
8
1
9
3
10
0
11
1
12
3
13
27
14
0
15
1
16
4
17
10000
18
0
19
1
20
4
21
256
22
0
23
1
24
4
25
256
[1,2,0,0,1,4,0,1,3,0,1,3,27,0,1,4,10000,0,1,4,256, 0,1,4,256]