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A242949
as a simple table
n
a(n)
1
0
2
0
3
6
4
12
5
30
6
24
7
42
8
78
9
138
10
228
11
396
12
588
13
1008
14
1494
15
2634
[0,0,6,12,30,24,42,78,138,228,396,588,1008,1494, 2634]