A005401 - OEIS

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A005401 as a simple table

`n`		`a(n)`
`1`		`4`
`2`		`16`
`3`		`64`
`4`		`416`
`5`		`4544`
`6`		`23488`
`7`		`-207616`
`8`		`4205056`
`9`		`198295552`
`10`		`-2574439424`
`11`		`-112886362112`
`12`		`3567419838464`
`13`		`94446596145152`
`14`		`-5636771173998592`

[4,16,64,416,4544,23488,-207616,4205056,198295552, -2574439424,-112886362112,3567419838464, 94446596145152,-5636771173998592]

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Last modified April 23 02:10 EDT 2024. Contains 371906 sequences. (Running on oeis4.)