A161555 - OEIS

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

A161555 as a simple table

`n`		`a(n)`
`1`		`2`
`2`		`2`
`3`		`2`
`4`		`3`
`5`		`3`
`6`		`3`
`7`		`5`
`8`		`5`
`9`		`7`
`10`		`7`
`11`		`7`
`12`		`7`
`13`		`11`
`14`		`11`
`15`		`13`
`16`		`13`
`17`		`13`
`18`		`17`
`19`		`17`
`20`		`17`
`21`		`17`
`22`		`17`
`23`		`17`
`24`		`17`
`25`		`17`
`26`		`17`
`27`		`17`
`28`		`17`
`29`		`17`
`30`		`17`
`31`		`17`
`32`		`17`
`33`		`17`
`34`		`37`
`35`		`37`
`36`		`37`
`37`		`41`
`38`		`41`
`39`		`43`
`40`		`43`
`41`		`43`
`42`		`43`
`43`		`43`
`44`		`43`
`45`		`43`
`46`		`53`
`47`		`53`
`48`		`53`
`49`		`53`
`50`		`53`
`51`		`53`
`52`		`53`
`53`		`53`
`54`		`53`
`55`		`53`
`56`		`67`
`57`		`67`
`58`		`67`
`59`		`67`

[2,2,2,3,3,3,5,5,7,7,7,7,11,11,13,13,13,17,17,17, 17,17,17,17,17,17,17,17,17,17,17,17,17,37,37,37, 41,41,43,43,43,43,43,43,43,53,53,53,53,53,53,53, 53,53,53,67,67,67,67]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 19 19:02 EDT 2024. Contains 371798 sequences. (Running on oeis4.)