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A325409 as a simple table

n a(n)
1 1
2 2
3 20
4 269
5 8116
6 519400
7 67566361
8 17518353991
9 9334778743018
10 10240638005472594
11 23244895727823155064 

[1,2,20,269,8116,519400,67566361,17518353991,
 9334778743018,10240638005472594,
 23244895727823155064]

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Last modified March 29 01:21 EDT 2023. Contains 361596 sequences. (Running on oeis4.)