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A081155
as a simple table
n
a(n)
0
1
1
1
2
0
3
1
4
0
5
2
6
0
7
3
8
0
9
6
10
0
11
12
12
0
13
20
14
0
15
59
16
0
17
120
18
0
[1,1,0,1,0,2,0,3,0,6,0,12,0,20,0,59,0,120,0]
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Last modified September 19 08:19 EDT 2024. Contains 376006 sequences. (Running on oeis4.)