A002972 - OEIS

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A002972 as a simple table

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

[1,3,1,5,1,5,7,5,3,5,9,1,3,7,11,7,11,13,9,7,1,15, 13,15,1,13,9,5,17,13,11,9,5,17,7,17,19,1,3,15,17, 7,21,19,5,11,21,19,13,1,23,5,17,19,25,13,25,23,1, 5,15,27,9,19,25,17,11,5,25,27,23,29,29,25,23,19, 29,13,31,31]

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Last modified April 24 20:08 EDT 2024. Contains 371963 sequences. (Running on oeis4.)