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A005166
as a simple table
n
a(n)
0
1
1
2
2
5
3
45
4
22815
5
2375152056927
6
2233176271342403475345148513527359103
[1,2,5,45,22815,2375152056927, 2233176271342403475345148513527359103]
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Last modified April 19 10:56 EDT 2024. Contains 371791 sequences. (Running on oeis4.)