A002121 - OEIS

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A002121 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`0`
`2`		`-1`
`3`		`1`
`4`		`1`
`5`		`-1`
`6`		`0`
`7`		`2`
`8`		`0`
`9`		`-2`
`10`		`2`
`11`		`4`
`12`		`-3`
`13`		`-2`
`14`		`8`
`15`		`1`
`16`		`-8`
`17`		`8`
`18`		`12`
`19`		`-11`
`20`		`-4`
`21`		`25`
`22`		`4`
`23`		`-24`
`24`		`21`
`25`		`40`
`26`		`-31`
`27`		`-16`
`28`		`82`
`29`		`14`
`30`		`-81`
`31`		`71`
`32`		`131`
`33`		`-99`
`34`		`-48`
`35`		`258`
`36`		`46`
`37`		`-249`
`38`		`223`
`39`		`422`
`40`		`-303`
`41`		`-162`
`42`		`825`
`43`		`169`
`44`		`-791`
`45`		`714`
`46`		`1360`
`47`		`-955`
`48`		`-503`
`49`		`2641`
`50`		`573`
`51`		`-2479`
`52`		`2263`
`53`		`4365`
`54`		`-2941`
`55`		`-1592`
`56`		`8436`
`57`		`1978`
`58`		`-7830`
`59`		`7212`
`60`		`14083`
`61`		`-9133`
`62`		`-4992`
`63`		`26970`
`64`		`6688`
`65`		`-24590`

[1,0,-1,1,1,-1,0,2,0,-2,2,4,-3,-2,8,1,-8,8,12,-11, -4,25,4,-24,21,40,-31,-16,82,14,-81,71,131,-99, -48,258,46,-249,223,422,-303,-162,825,169,-791, 714,1360,-955,-503,2641,573,-2479,2263,4365,-2941, -1592,8436,1978,-7830,7212,14083,-9133,-4992, 26970,6688,-24590]

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Last modified April 19 04:35 EDT 2024. Contains 371782 sequences. (Running on oeis4.)