A009817 - OEIS

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A009817 as a simple table

`n`		`a(n)`
`0`		`0`
`1`		`2`
`2`		`8`
`3`		`-144`
`4`		`-11264`
`5`		`-323840`
`6`		`36347904`
`7`		`8388294656`
`8`		`620426657792`
`9`		`-168731721990144`
`10`		`-79627879039631360`
`11`		`-11099857853570613248`
`12`		`5627175549005859913728`
`13`		`4469405304978356270268416`

[0,2,8,-144,-11264,-323840,36347904,8388294656, 620426657792,-168731721990144,-79627879039631360, -11099857853570613248,5627175549005859913728, 4469405304978356270268416]

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Last modified April 24 20:08 EDT 2024. Contains 371963 sequences. (Running on oeis4.)