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A146712
as a simple table
n
a(n)
1
1
2
1
3
1
4
1
5
1
6
1
7
3
8
21
9
41
10
81
11
159
12
629
13
2101
[1,1,1,1,1,1,3,21,41,81,159,629,2101]
