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A064006
as a simple table
n
a(n)
1
1
2
2
3
5
4
26
5
677
6
701
7
842
8
866
9
1517
10
458330
11
458333
12
458354
[1,2,5,26,677,701,842,866,1517,458330,458333, 458354]