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A328813 as a simple table

n a(n)
0 1
1 1
2 7
3 115
4 8071
5 1770951
6 1505946121
7 4368457532265
8 49949721645153751
9 2021436054924485283799
10 327902645022367779788597977
11 191573267131797606250658812550565
12 453516825886934673673734108656254582801

[1,1,7,115,8071,1770951,1505946121,4368457532265,
 49949721645153751,2021436054924485283799,
 327902645022367779788597977,
 191573267131797606250658812550565,
 453516825886934673673734108656254582801]

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Last modified November 30 20:17 EST 2021. Contains 349425 sequences. (Running on oeis4.)