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A156806
as a simple table
n
a(n)
1
1
2
1
3
1
4
2
5
4
6
10
7
23
8
84
9
337
10
2154
11
22956
12
486488
[1,1,1,2,4,10,23,84,337,2154,22956,486488]
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Last modified May 16 05:56 EDT 2024. Contains 372549 sequences. (Running on oeis4.)