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A057865
as a simple table
n
a(n)
1
1
2
1
3
1
4
1
5
3
6
13
7
116
8
2009
9
72529
10
4784340
11
554271698
[1,1,1,1,3,13,116,2009,72529,4784340,554271698]
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Last modified September 15 22:11 EDT 2024. Contains 375959 sequences. (Running on oeis4.)