A248839 - OEIS

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A248839 as a simple table

`n`		`a(n)`
`1`		`2`
`2`		`6`
`3`		`24`
`4`		`120`
`5`		`720`
`6`		`5038`
`7`		`40260`
`8`		`361636`
`9`		`3606044`
`10`		`39517182`
`11`		`472002456`
`12`		`6102356222`
`13`		`84896359836`
`14`		`1264499036118`
`15`		`20075760897736`
`16`		`338430468325576`
`17`		`6037037185793372`
`18`		`113608224705704476`
`19`		`2249252806749536964`

[2,6,24,120,720,5038,40260,361636,3606044, 39517182,472002456,6102356222,84896359836, 1264499036118,20075760897736,338430468325576, 6037037185793372,113608224705704476, 2249252806749536964]

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Last modified April 19 16:52 EDT 2024. Contains 371794 sequences. (Running on oeis4.)