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A208883
as a simple table
n
a(n)
1
5
2
13
3
17
4
21
5
29
6
37
7
53
8
77
9
101
10
173
11
197
12
293
13
437
14
677
[5,13,17,21,29,37,53,77,101,173,197,293,437,677]
