A015439 - OEIS

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A015439 as a simple table

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

[1,1,0,0,0,-1,-1,0,0,0,1,0,-1,-1,-1,-1,0,1,1,1,1, 0,0,0,0,0,1,1,0,0,0,-1,-1,-1,-1,-1,0,0,0,0,0,0,0, 0,1,1,1,1,1,0,0,0,0,0,0,0,0,-1,-1,-1,-1,-1,0,0,0, 1,1,0,0,0,0,0,1,1,1,1,0,-1,-1,-1,-1]

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Last modified April 24 11:19 EDT 2024. Contains 371936 sequences. (Running on oeis4.)