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A057560
as a simple table
n
a(n)
1
0
2
0
3
1
4
2
5
1
6
6
7
2
8
12
9
6
10
5
11
2
12
34
13
2
14
9
15
19
16
44
17
1
18
46
19
3
20
31
21
17
[0,0,1,2,1,6,2,12,6,5,2,34,2,9,19,44,1,46,3,31,17]