A145614 - OEIS

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A145614 as a simple table

`n`		`a(n)`
`1`		`2`
`2`		`4`
`3`		`20`
`4`		`280`
`5`		`280`
`6`		`3080`
`7`		`5720`
`8`		`2288`
`9`		`116688`
`10`		`3695120`
`11`		`25865840`
`12`		`594914320`
`13`		`2974571600`
`14`		`8923714800`
`15`		`86262576400`
`16`		`5348279736800`
`17`		`5348279736800`
`18`		`16044839210400`
`19`		`197886350261600`
`20`		`15222026943200`
`21`		`89157586381600`

[2,4,20,280,280,3080,5720,2288,116688,3695120, 25865840,594914320,2974571600,8923714800, 86262576400,5348279736800,5348279736800, 16044839210400,197886350261600,15222026943200, 89157586381600]

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Last modified April 19 09:23 EDT 2024. Contains 371782 sequences. (Running on oeis4.)