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A173995
as a simple table
n
a(n)
1
0
2
1
3
1
4
2
5
9
6
1
7
3
8
5
9
1
10
2
11
1
12
1
13
1
14
1
15
3
16
1
17
7
18
1
19
31
20
1
21
2
22
4
23
5
[0,1,1,2,9,1,3,5,1,2,1,1,1,1,3,1,7,1,31,1,2,4,5]
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Last modified April 23 05:59 EDT 2024. Contains 371906 sequences. (Running on oeis4.)