A131667 - OEIS

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A131667 as a simple table

`n`		`a(n)`
`1`		`2`
`2`		`-1`
`3`		`0`
`4`		`4`
`5`		`-3`
`6`		`0`
`7`		`6`
`8`		`-5`
`9`		`0`
`10`		`8`
`11`		`-7`
`12`		`0`
`13`		`10`
`14`		`-9`
`15`		`0`
`16`		`12`
`17`		`-11`
`18`		`0`
`19`		`14`
`20`		`-13`
`21`		`0`
`22`		`16`
`23`		`-15`
`24`		`0`
`25`		`18`
`26`		`-17`
`27`		`0`
`28`		`20`
`29`		`-19`
`30`		`0`
`31`		`22`
`32`		`-21`
`33`		`0`
`34`		`24`
`35`		`-23`
`36`		`0`
`37`		`26`
`38`		`-25`
`39`		`0`
`40`		`28`
`41`		`-27`
`42`		`0`
`43`		`30`
`44`		`-29`
`45`		`0`
`46`		`32`
`47`		`-31`
`48`		`0`
`49`		`34`
`50`		`-33`
`51`		`0`
`52`		`36`
`53`		`-35`
`54`		`0`
`55`		`38`
`56`		`-37`
`57`		`0`
`58`		`40`
`59`		`-39`
`60`		`0`
`61`		`42`
`62`		`-41`
`63`		`0`
`64`		`44`
`65`		`-43`
`66`		`0`
`67`		`46`
`68`		`-45`
`69`		`0`
`70`		`48`
`71`		`-47`
`72`		`0`
`73`		`50`
`74`		`-49`
`75`		`0`

[2,-1,0,4,-3,0,6,-5,0,8,-7,0,10,-9,0,12,-11,0,14, -13,0,16,-15,0,18,-17,0,20,-19,0,22,-21,0,24,-23, 0,26,-25,0,28,-27,0,30,-29,0,32,-31,0,34,-33,0,36, -35,0,38,-37,0,40,-39,0,42,-41,0,44,-43,0,46,-45, 0,48,-47,0,50,-49,0]

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Last modified April 18 22:18 EDT 2024. Contains 371782 sequences. (Running on oeis4.)