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A125064
as a simple table
n
a(n)
0
1
1
2
2
11
3
39
4
169
5
534
6
1612
7
3894
8
8771
9
16307
10
29391
11
43291
12
69429
13
83571
[1,2,11,39,169,534,1612,3894,8771,16307,29391, 43291,69429,83571]