A176740 - OEIS

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A176740 as a simple table

`n`		`a(n)`
`0`		`-1`
`1`		`-1`
`2`		`3`
`3`		`-1`
`4`		`10`
`5`		`-15`
`6`		`-1`
`7`		`15`
`8`		`10`
`9`		`-105`
`10`		`105`
`11`		`-1`
`12`		`21`
`13`		`35`
`14`		`-210`
`15`		`-280`
`16`		`1260`
`17`		`-945`
`18`		`-1`
`19`		`28`
`20`		`56`
`21`		`35`
`22`		`-378`
`23`		`-1260`
`24`		`-280`
`25`		`3150`
`26`		`6300`
`27`		`-17325`
`28`		`10395`
`29`		`-1`
`30`		`36`
`31`		`84`
`32`		`126`
`33`		`-630`
`34`		`-2520`
`35`		`-1575`
`36`		`-2100`
`37`		`6930`
`38`		`34650`
`39`		`15400`
`40`		`-51975`
`41`		`-138600`
`42`		`270270`
`43`		`-135135`
`44`		`-1`
`45`		`45`
`46`		`120`
`47`		`210`
`48`		`126`
`49`		`-990`
`50`		`-4620`
`51`		`-6930`
`52`		`-4620`
`53`		`-5775`

[-1,-1,3,-1,10,-15,-1,15,10,-105,105,-1,21,35, -210,-280,1260,-945,-1,28,56,35,-378,-1260,-280, 3150,6300,-17325,10395,-1,36,84,126,-630,-2520, -1575,-2100,6930,34650,15400,-51975,-138600, 270270,-135135,-1,45,120,210,126,-990,-4620,-6930, -4620,-5775]

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Last modified April 16 13:59 EDT 2024. Contains 371734 sequences. (Running on oeis4.)