A009665 - OEIS

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A009665 as a simple table

`n`		`a(n)`
`0`		`0`
`1`		`2`
`2`		`0`
`3`		`-32`
`4`		`-640`
`5`		`1024`
`6`		`661504`
`7`		`25305088`
`8`		`-948699136`
`9`		`-216606572544`
`10`		`-10006005547008`
`11`		`2013855760777216`
`12`		`462400685741178880`
`13`		`10633324821284388864`
`14`		`-16549579084211148554240`

[0,2,0,-32,-640,1024,661504,25305088,-948699136, -216606572544,-10006005547008,2013855760777216, 462400685741178880,10633324821284388864, -16549579084211148554240]

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Last modified April 30 18:46 EDT 2024. Contains 372141 sequences. (Running on oeis4.)