A225682 - OEIS

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A225682 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`-1`
`3`		`1`
`4`		`-2`
`5`		`0`
`6`		`1`
`7`		`-3`
`8`		`0`
`9`		`1`
`10`		`1`
`11`		`-4`
`12`		`0`
`13`		`4`
`14`		`-1`
`15`		`1`
`16`		`-5`
`17`		`0`
`18`		`10`
`19`		`-5`
`20`		`0`
`21`		`1`
`22`		`-6`
`23`		`0`
`24`		`20`
`25`		`-15`
`26`		`0`
`27`		`1`
`28`		`1`
`29`		`-7`
`30`		`0`
`31`		`35`
`32`		`-35`
`33`		`0`
`34`		`7`
`35`		`-1`
`36`		`1`
`37`		`-8`
`38`		`0`
`39`		`56`
`40`		`-70`
`41`		`0`
`42`		`28`
`43`		`-8`
`44`		`0`
`45`		`1`
`46`		`-9`
`47`		`0`
`48`		`84`
`49`		`-126`
`50`		`0`
`51`		`84`
`52`		`-36`
`53`		`0`
`54`		`1`
`55`		`1`
`56`		`-10`
`57`		`0`
`58`		`120`
`59`		`-210`
`60`		`0`
`61`		`210`
`62`		`-120`
`63`		`0`
`64`		`10`
`65`		`-1`
`66`		`1`
`67`		`-11`
`68`		`0`
`69`		`165`
`70`		`-330`
`71`		`0`
`72`		`462`
`73`		`-330`
`74`		`0`
`75`		`55`
`76`		`-11`
`77`		`0`
`78`		`1`
`79`		`-12`
`80`		`0`
`81`		`220`
`82`		`-495`
`83`		`0`
`84`		`924`
`85`		`-792`
`86`		`0`
`87`		`220`
`88`		`-66`
`89`		`0`
`90`		`1`

[1,1,-1,1,-2,0,1,-3,0,1,1,-4,0,4,-1,1,-5,0,10,-5, 0,1,-6,0,20,-15,0,1,1,-7,0,35,-35,0,7,-1,1,-8,0, 56,-70,0,28,-8,0,1,-9,0,84,-126,0,84,-36,0,1,1, -10,0,120,-210,0,210,-120,0,10,-1,1,-11,0,165, -330,0,462,-330,0,55,-11,0,1,-12,0,220,-495,0,924, -792,0,220,-66,0,1]

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Last modified May 14 05:21 EDT 2024. Contains 372528 sequences. (Running on oeis4.)