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A219890
as a simple table
n
a(n)
4
1
5
2
6
23
7
415
8
19041
9
1104045
10
79818336
11
6958257941
12
720814138673
13
87579097910309
[1,2,23,415,19041,1104045,79818336,6958257941, 720814138673,87579097910309]
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Last modified May 9 15:58 EDT 2024. Contains 372353 sequences. (Running on oeis4.)
