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A357516
as a simple table
n
a(n)
1
1
2
2
3
6
4
20
5
2
6
64
7
44
8
512
9
28
10
4
11
64
12
520
13
480
14
6720
15
43232
16
14400
[1,2,6,20,2,64,44,512,28,4,64,520,480,6720,43232, 14400]