A134685 - OEIS

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A134685 as a simple table

`n`		`a(n)`
`1`		`1`
`2`		`-1`
`3`		`3`
`4`		`-1`
`5`		`-15`
`6`		`10`
`7`		`-1`
`8`		`105`
`9`		`-105`
`10`		`10`
`11`		`15`
`12`		`-1`
`13`		`-945`
`14`		`1260`
`15`		`-280`
`16`		`-210`
`17`		`35`
`18`		`21`
`19`		`-1`
`20`		`10395`
`21`		`-17325`
`22`		`6300`
`23`		`3150`
`24`		`-280`
`25`		`-1260`
`26`		`-378`
`27`		`35`
`28`		`56`
`29`		`28`
`30`		`-1`
`31`		`-135135`
`32`		`270270`
`33`		`-138600`
`34`		`-51975`
`35`		`15400`
`36`		`34650`
`37`		`6930`
`38`		`-2100`
`39`		`-1575`
`40`		`-2520`
`41`		`-630`
`42`		`126`
`43`		`84`
`44`		`36`
`45`		`-1`

[1,-1,3,-1,-15,10,-1,105,-105,10,15,-1,-945,1260, -280,-210,35,21,-1,10395,-17325,6300,3150,-280, -1260,-378,35,56,28,-1,-135135,270270,-138600, -51975,15400,34650,6930,-2100,-1575,-2520,-630, 126,84,36,-1]

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Last modified April 25 01:35 EDT 2024. Contains 371964 sequences. (Running on oeis4.)