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A267347 as a simple table

n a(n)
1 1
2 1
3 2
4 2
5 4
6 9
7 649
8 25661
9 413155
10 3534075
11 21319105
12 108404456
13 526041190
14 2738297888

[1,1,2,2,4,9,649,25661,413155,3534075,21319105,
 108404456,526041190,2738297888]

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Last modified April 24 18:17 EDT 2024. Contains 371962 sequences. (Running on oeis4.)