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A172444
as a simple table
n
a(n)
0
0
1
0
2
1
3
0
4
0
5
0
6
2
7
0
8
2
9
0
10
2
11
0
12
1
13
0
14
1
15
0
16
3
17
0
18
2
19
0
20
2
21
0
22
1
23
0
24
0
25
0
26
0
27
0
28
1
[0,0,1,0,0,0,2,0,2,0,2,0,1,0,1,0,3,0,2,0,2,0,1,0, 0,0,0,0,1]