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A220391
as a simple table
n
a(n)
1
1
2
616
3
22989
4
715412
5
34521416
6
1509240923
7
63512364783
8
2724587924707
9
116840672185170
[1,616,22989,715412,34521416,1509240923, 63512364783,2724587924707,116840672185170]
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Last modified April 25 13:23 EDT 2024. Contains 371971 sequences. (Running on oeis4.)