A009045 - OEIS

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A009045 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`-1`
`2`		`0`
`3`		`2`
`4`		`0`
`5`		`-16`
`6`		`24`
`7`		`104`
`8`		`-256`
`9`		`-1600`
`10`		`5632`
`11`		`29952`
`12`		`-156032`
`13`		`-644736`
`14`		`4761600`
`15`		`18383616`
`16`		`-178225152`
`17`		`-645554176`
`18`		`8081772544`
`19`		`25645936640`
`20`		`-422364381184`
`21`		`-1160636121088`
`22`		`25184814366720`
`23`		`60217271582720`
`24`		`-1713906141986816`

[1,-1,0,2,0,-16,24,104,-256,-1600,5632,29952, -156032,-644736,4761600,18383616,-178225152, -645554176,8081772544,25645936640,-422364381184, -1160636121088,25184814366720,60217271582720, -1713906141986816]

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Last modified April 24 16:25 EDT 2024. Contains 371961 sequences. (Running on oeis4.)