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A038170
as a simple table
n
a(n)
1
1
2
1
3
3
4
14
5
88
6
686
7
5966
8
54722
9
516454
10
4970445
11
48527372
12
479314799
[1,1,3,14,88,686,5966,54722,516454,4970445, 48527372,479314799]