A127755 - OEIS

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A127755 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`0`
`2`		`1`
`3`		`0`
`4`		`-1`
`5`		`2`
`6`		`0`
`7`		`1`
`8`		`-2`
`9`		`6`
`10`		`0`
`11`		`0`
`12`		`0`
`13`		`-6`
`14`		`24`
`15`		`0`
`16`		`-1`
`17`		`2`
`18`		`0`
`19`		`-24`
`20`		`120`
`21`		`0`
`22`		`0`
`23`		`0`
`24`		`0`
`25`		`0`
`26`		`-120`
`27`		`720`
`28`		`0`
`29`		`1`
`30`		`-2`
`31`		`6`
`32`		`0`
`33`		`0`
`34`		`-720`
`35`		`5040`
`36`		`0`
`37`		`0`
`38`		`0`
`39`		`0`
`40`		`0`
`41`		`0`
`42`		`0`
`43`		`-5040`
`44`		`40320`
`45`		`0`
`46`		`0`
`47`		`0`
`48`		`-6`
`49`		`24`
`50`		`0`
`51`		`0`
`52`		`0`
`53`		`-40320`
`54`		`362880`
`55`		`0`
`56`		`0`
`57`		`0`
`58`		`0`
`59`		`0`
`60`		`0`
`61`		`0`
`62`		`0`
`63`		`0`

[1,0,1,0,-1,2,0,1,-2,6,0,0,0,-6,24,0,-1,2,0,-24, 120,0,0,0,0,0,-120,720,0,1,-2,6,0,0,-720,5040,0,0, 0,0,0,0,0,-5040,40320,0,0,0,-6,24,0,0,0,-40320, 362880,0,0,0,0,0,0,0,0,0]

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Last modified May 23 09:59 EDT 2024. Contains 372760 sequences. (Running on oeis4.)