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A052418
as a simple table
n
a(n)
1
0
2
0
3
0
4
0
5
0
6
1
7
2
8
3
9
4
10
5
11
11
12
18
13
21
14
31
15
53
16
89
[0,0,0,0,0,1,2,3,4,5,11,18,21,31,53,89]
