A152209 - OEIS

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A152209 as a simple table

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

[1,-1,1,-1,1,-1,1,-1,1,-1,1,18,1,6,1,6,1,5,2,11, 12,12,17,1,11,1,8,1,8,11,11,6,11,16,11,9,11,9,4, 11,11,11,12,12,15,11,11,11,5,11,11,11,11,12,12,14, 11,11,12,12,12,12,12,13,11,12,13,11,12,12,12,12, 12,12,13,13,13,13,21,12]

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Last modified April 23 13:51 EDT 2024. Contains 371914 sequences. (Running on oeis4.)