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A123701
as a simple table
n
a(n)
1
3
2
5
3
1
4
1
5
2
6
1
7
2
8
1
9
2
10
3
11
8
12
1
13
6
14
1
15
68
16
-1
17
2
18
1
19
2
20
1
21
32
[3,5,1,1,2,1,2,1,2,3,8,1,6,1,68,-1,2,1,2,1,32]