A009459 - OEIS

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A009459 as a simple table

`n`		`a(n)`
`0`		`0`
`1`		`1`
`2`		`-1`
`3`		`4`
`4`		`-6`
`5`		`25`
`6`		`15`
`7`		`-338`
`8`		`6972`
`9`		`-70891`
`10`		`859275`
`11`		`-9640864`
`12`		`120888174`
`13`		`-1541505979`
`14`		`21347932515`
`15`		`-308351466590`
`16`		`4764530724600`
`17`		`-77278806586295`
`18`		`1328450775136695`
`19`		`-23972129893393796`
`20`		`455516697937247010`

[0,1,-1,4,-6,25,15,-338,6972,-70891,859275, -9640864,120888174,-1541505979,21347932515, -308351466590,4764530724600,-77278806586295, 1328450775136695,-23972129893393796, 455516697937247010]

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Last modified April 25 11:39 EDT 2024. Contains 371969 sequences. (Running on oeis4.)