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A322029
as a simple table
n
a(n)
3
1
4
1
5
9
6
1
7
1
8
1
9
49
10
1
11
1
12
1
13
1
14
1
15
1
16
1
17
169
18
1
19
1
20
1
21
1
22
1
23
1
24
1
25
1
26
1
[1,1,9,1,1,1,49,1,1,1,1,1,1,1,169,1,1,1,1,1,1,1,1, 1]