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A110983
as a simple table
n
a(n)
1
1
2
3
3
4
4
16
5
430
6
727
7
1415
8
2691
9
3160
10
3904
11
5464
12
19875
13
65255
14
68524
[1,3,4,16,430,727,1415,2691,3160,3904,5464,19875, 65255,68524]