A174395 - OEIS

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A174395 as a simple table

`n`		`a(n)`
`3`		`0`
`4`		`2`
`5`		`10`
`6`		`40`
`7`		`140`
`8`		`462`
`9`		`1470`
`10`		`4580`
`11`		`14080`
`12`		`42922`
`13`		`130130`
`14`		`393120`
`15`		`1184820`
`16`		`3565382`
`17`		`10717990`
`18`		`32197660`
`19`		`96680360`
`20`		`290215842`
`21`		`870997050`
`22`		`2613690200`
`23`		`7842468700`
`24`		`23530202302`
`25`		`70596199310`
`26`		`211799782740`
`27`		`635421717840`
`28`		`1906309892762`
`29`		`5719019156770`
`30`		`17157236427280`

[0,2,10,40,140,462,1470,4580,14080,42922,130130, 393120,1184820,3565382,10717990,32197660,96680360, 290215842,870997050,2613690200,7842468700, 23530202302,70596199310,211799782740,635421717840, 1906309892762,5719019156770,17157236427280]

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Last modified May 8 18:04 EDT 2024. Contains 372340 sequences. (Running on oeis4.)