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A005170
as a simple table
n
a(n)
1
1
2
0
3
1
4
1
5
2
6
3
7
5
8
8
9
13
10
21
11
35
12
55
13
93
14
149
15
248
16
403
17
670
18
1082
[1,0,1,1,2,3,5,8,13,21,35,55,93,149,248,403,670, 1082]