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A157566 as a simple table

n a(n)
2 1
3 3
4 102
5 8190
6 665685
7 36705753
8 1679350127
9 68733531189
10 2760184991340
11 106183264044550
12 3966764429800029
13 144378604643078598
14 5032695166253713140
15 166954292511159130110
16 5296343179095984782250
17 161894623559389026065130

[1,3,102,8190,665685,36705753,1679350127,
 68733531189,2760184991340,106183264044550,
 3966764429800029,144378604643078598,
 5032695166253713140,166954292511159130110,
 5296343179095984782250,161894623559389026065130]

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Last modified August 18 21:45 EDT 2022. Contains 356215 sequences. (Running on oeis4.)