A013273 - OEIS

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A013273 as a simple table

`n`		`a(n)`
`0`		`0`
`1`		`0`
`2`		`-1`
`3`		`3`
`4`		`-6`
`5`		`15`
`6`		`-90`
`7`		`315`
`8`		`2520`
`9`		`-42525`
`10`		`332640`
`11`		`-3170475`
`12`		`43659000`
`13`		`-387161775`
`14`		`-469188720`
`15`		`61992505575`
`16`		`-1117425909600`
`17`		`23419417796775`
`18`		`-552570387969600`
`19`		`9277455340778625`
`20`		`-88132216543371000`
`21`		`248023194743449125`
`22`		`11316131820700106400`
`23`		`-844433846165173589325`

[0,0,-1,3,-6,15,-90,315,2520,-42525,332640, -3170475,43659000,-387161775,-469188720, 61992505575,-1117425909600,23419417796775, -552570387969600,9277455340778625, -88132216543371000,248023194743449125, 11316131820700106400,-844433846165173589325]

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Last modified April 24 02:28 EDT 2024. Contains 371917 sequences. (Running on oeis4.)