A004405 - OEIS

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A004405 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`-8`
`2`		`40`
`3`		`-160`
`4`		`552`
`5`		`-1712`
`6`		`4896`
`7`		`-13120`
`8`		`33320`
`9`		`-80872`
`10`		`188784`
`11`		`-425952`
`12`		`932640`
`13`		`-1988080`
`14`		`4137024`
`15`		`-8422848`
`16`		`16810536`
`17`		`-32943760`
`18`		`63482760`
`19`		`-120440608`
`20`		`225217904`
`21`		`-415498496`
`22`		`756920160`
`23`		`-1362645440`
`24`		`2425895712`

[1,-8,40,-160,552,-1712,4896,-13120,33320,-80872, 188784,-425952,932640,-1988080,4137024,-8422848, 16810536,-32943760,63482760,-120440608,225217904, -415498496,756920160,-1362645440,2425895712]

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Last modified April 18 04:56 EDT 2024. Contains 371767 sequences. (Running on oeis4.)