A009336 - OEIS

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A009336 as a simple table

`n`		`a(n)`
`0`		`0`
`1`		`1`
`2`		`-1`
`3`		`-2`
`4`		`4`
`5`		`20`
`6`		`-61`
`7`		`-296`
`8`		`1184`
`9`		`9680`
`10`		`-49201`
`11`		`-393120`
`12`		`2361844`
`13`		`26927680`
`14`		`-191422141`
`15`		`-2138039424`
`16`		`17147588384`
`17`		`250712561920`
`18`		`-2289437638081`
`19`		`-32881696158208`
`20`		`329955144475204`
`21`		`5885687604556800`
`22`		`-65643617893832221`

[0,1,-1,-2,4,20,-61,-296,1184,9680,-49201,-393120, 2361844,26927680,-191422141,-2138039424, 17147588384,250712561920,-2289437638081, -32881696158208,329955144475204,5885687604556800, -65643617893832221]

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Last modified August 30 17:11 EDT 2024. Contains 375545 sequences. (Running on oeis4.)