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A370588
as a simple table
n
a(n)
0
0
1
0
2
1
3
2
4
2
5
6
6
6
7
18
8
12
9
20
10
36
11
104
12
76
13
284
14
320
15
408
[0,0,1,2,2,6,6,18,12,20,36,104,76,284,320,408]