A000920 - OEIS

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A000920 as a simple table

`n`		`a(n)`
`1`		`0`
`2`		`0`
`3`		`0`
`4`		`0`
`5`		`0`
`6`		`720`
`7`		`15120`
`8`		`191520`
`9`		`1905120`
`10`		`16435440`
`11`		`129230640`
`12`		`953029440`
`13`		`6711344640`
`14`		`45674188560`
`15`		`302899156560`
`16`		`1969147121760`
`17`		`12604139926560`
`18`		`79694820748080`
`19`		`499018753280880`
`20`		`3100376804676480`
`21`		`19141689213218880`
`22`		`117579844328562000`

[0,0,0,0,0,720,15120,191520,1905120,16435440, 129230640,953029440,6711344640,45674188560, 302899156560,1969147121760,12604139926560, 79694820748080,499018753280880,3100376804676480, 19141689213218880,117579844328562000]

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Last modified May 22 06:48 EDT 2024. Contains 372743 sequences. (Running on oeis4.)