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A163788
as a simple table
n
a(n)
1
2
2
6
3
10
4
62
5
321
6
350
7
686
8
3217
9
4981
10
21785
11
22305
12
350878
13
378446
14
500241
15
576033
16
659057
17
917342
[2,6,10,62,321,350,686,3217,4981,21785,22305, 350878,378446,500241,576033,659057,917342]