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A246996
as a simple table
n
a(n)
1
1
2
0
3
0
4
1
5
1
6
2
7
1
8
2
9
1
10
4
11
7
12
11
13
8
14
10
15
20
16
47
17
69
18
86
19
103
20
162
[1,0,0,1,1,2,1,2,1,4,7,11,8,10,20,47,69,86,103, 162]