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A062572
as a simple table
n
a(n)
1
2
2
5
3
11
4
13
5
23
6
61
7
83
8
421
9
1039
10
1511
11
31237
12
60413
13
113177
14
135647
15
258413
[2,5,11,13,23,61,83,421,1039,1511,31237,60413, 113177,135647,258413]