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A003111
as a simple table
n
a(n)
0
1
1
1
2
3
3
19
4
225
5
3441
6
79259
7
2424195
8
94471089
9
4613520889
10
275148653115
11
19686730313955
12
1664382756757625
[1,1,3,19,225,3441,79259,2424195,94471089, 4613520889,275148653115,19686730313955, 1664382756757625]
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Last modified April 23 12:44 EDT 2024. Contains 371913 sequences. (Running on oeis4.)