A081729 - OEIS

The OEIS is supported by the many generous donors to the OEIS Foundation.

A081729 as a simple table

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

[1,0,2,-1,2,-1,1,-1,2,-1,1,-1,1,-1,1,-1,2,-1,1,-1, 1,-1,1,-1,1,-1,1,-1,1,-1,1,-1,2,-1,1,-1,1,-1,1,-1, 1,-1,1,-1,1,-1,1,-1,1,-1,1,-1,1,-1,1,-1,1,-1,1,-1, 1,-1,1,-1,2,-1,1,-1,1,-1,1,-1,1,-1,1,-1,1,-1,1,-1, 1]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 20 00:00 EDT 2024. Contains 371798 sequences. (Running on oeis4.)