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A308829
as a simple table
n
a(n)
1
0
2
1
3
5
4
27
5
45
6
47
7
75
8
8895
9
11405
10
29517
11
84615
12
218307
[0,1,5,27,45,47,75,8895,11405,29517,84615,218307]
