A177482 - OEIS

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A177482 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`2`
`3`		`6`
`4`		`20`
`5`		`80`
`6`		`360`
`7`		`1888`
`8`		`11168`
`9`		`75168`
`10`		`560960`
`11`		`4632320`
`12`		`41627520`
`13`		`405993472`
`14`		`4256566784`
`15`		`47855992320`
`16`		`573443425280`
`17`		`7304885964800`
`18`		`98493107742720`
`19`		`1402190308089856`
`20`		`21008850635694080`
`21`		`330557870033510400`
`22`		`5448181151148032000`
`23`		`93883859983130624000`

[1,1,2,6,20,80,360,1888,11168,75168,560960, 4632320,41627520,405993472,4256566784,47855992320, 573443425280,7304885964800,98493107742720, 1402190308089856,21008850635694080, 330557870033510400,5448181151148032000, 93883859983130624000]

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Last modified May 13 01:02 EDT 2024. Contains 372497 sequences. (Running on oeis4.)