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A351110
as a simple table
n
a(n)
1
1
2
1
3
0
4
1
5
1
6
6
7
1
8
0
9
15
10
2
11
1
12
1
13
70
14
289
15
9436
16
1
17
0
18
294
19
191
20
128020
[1,1,0,1,1,6,1,0,15,2,1,1,70,289,9436,1,0,294,191, 128020]