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A098888
as a simple table
n
a(n)
1
1
2
1
3
2
4
2
5
5
6
15
7
14
8
52
9
13
10
47
11
37
12
208
13
162
14
840
15
186
16
1116461
17
1005
[1,1,2,2,5,15,14,52,13,47,37,208,162,840,186, 1116461,1005]