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A144260
as a simple table
n
a(n)
1
1
2
1
3
1
4
4
5
2
6
1
7
1
8
1
9
16
10
1
11
8
12
1
13
1
14
4
15
1
16
16
17
2
18
1
19
256
20
1
21
1
22
1
23
128
24
4
25
1
26
1
27
1
28
1
[1,1,1,4,2,1,1,1,16,1,8,1,1,4,1,16,2,1,256,1,1,1, 128,4,1,1,1,1]