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A160759
as a simple table
n
a(n)
1
0
2
1
3
2
4
3
5
201
6
235
7
265
8
431
9
1705
10
11744
11
33946
12
622755
13
3446493
14
8134880
15
14287916
16
208340425
17
223689468
[0,1,2,3,201,235,265,431,1705,11744,33946,622755, 3446493,8134880,14287916,208340425,223689468]