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A180631
as a simple table
n
a(n)
1
2
2
3
3
4
4
33
5
55
6
95
7
110
8
148
9
170
10
612
11
1155
12
2295
13
2473
14
4143
15
5671
[2,3,4,33,55,95,110,148,170,612,1155,2295,2473, 4143,5671]