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A306391 as a simple table

n a(n)
1 0
2 12
3 2484
4 1557792
5 2560572000
6 9326330280000
7 66250877823900000
8 834917902101803520000
9 17373747843395915811840000
10 564479089176417832085760000000
11 27382950623629177584815808000000000

[0,12,2484,1557792,2560572000,9326330280000,
 66250877823900000,834917902101803520000,
 17373747843395915811840000,
 564479089176417832085760000000,
 27382950623629177584815808000000000]

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Last modified April 25 01:35 EDT 2024. Contains 371964 sequences. (Running on oeis4.)