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A217830
as a simple table
n
a(n)
1
1
2
19
3
1513
4
211425
5
40607753
6
9694117094
[1,19,1513,211425,40607753,9694117094]
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Last modified September 12 20:35 EDT 2024. Contains 375854 sequences. (Running on oeis4.)