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A198000
as a simple table
n
a(n)
1
1
2
1
3
25
4
149
5
2838
6
341621
7
23074917
8
4770466713
9
3230855421145
[1,1,25,149,2838,341621,23074917,4770466713, 3230855421145]
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Last modified January 29 04:47 EST 2023. Contains 359915 sequences. (Running on oeis4.)
