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.
A205534
as a simple table
n
a(n)
1
1
2
3
3
5
4
6
5
9
6
11
7
15
8
17
9
21
10
27
11
29
12
35
13
39
14
45
15
51
[1,3,5,6,9,11,15,17,21,27,29,35,39,45,51]
