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A123743 as a simple table

n a(n)
1 1
2 2
3 12
4 1440
5 7257600
6 4981616640000
7 1190690865178214400000
8 272795714695463271824306995200000
9 157357907118293002525216789633250308915200000000 

[1,2,12,1440,7257600,4981616640000,
 1190690865178214400000,
 272795714695463271824306995200000,
 157357907118293002525216789633250308915200000000]

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Last modified April 19 18:05 EDT 2024. Contains 371798 sequences. (Running on oeis4.)