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A218967
as a simple table
n
a(n)
0
1
1
1
2
0
3
1
4
3
5
4
6
12
7
15
8
87
9
64
10
168
11
205
12
1336
13
1198
[1,1,0,1,3,4,12,15,87,64,168,205,1336,1198]