A008668 - OEIS

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

A008668 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`1`
`3`		`1`
`4`		`1`
`5`		`1`
`6`		`2`
`7`		`2`
`8`		`2`
`9`		`2`
`10`		`3`
`11`		`3`
`12`		`4`
`13`		`4`
`14`		`4`
`15`		`5`
`16`		`6`
`17`		`6`
`18`		`7`
`19`		`7`
`20`		`8`
`21`		`9`
`22`		`10`
`23`		`10`
`24`		`11`
`25`		`12`
`26`		`13`
`27`		`14`
`28`		`15`
`29`		`15`
`30`		`18`
`31`		`19`
`32`		`20`
`33`		`21`
`34`		`22`
`35`		`23`
`36`		`26`
`37`		`27`
`38`		`28`
`39`		`29`
`40`		`32`
`41`		`33`
`42`		`36`
`43`		`37`
`44`		`38`
`45`		`41`
`46`		`44`
`47`		`45`
`48`		`48`
`49`		`49`
`50`		`52`
`51`		`55`
`52`		`58`
`53`		`59`
`54`		`62`
`55`		`65`
`56`		`68`
`57`		`71`
`58`		`74`
`59`		`75`
`60`		`81`
`61`		`84`
`62`		`87`
`63`		`90`
`64`		`93`
`65`		`96`
`66`		`102`
`67`		`105`
`68`		`108`
`69`		`111`
`70`		`117`
`71`		`120`
`72`		`126`
`73`		`129`
`74`		`132`
`75`		`138`

[1,1,1,1,1,1,2,2,2,2,3,3,4,4,4,5,6,6,7,7,8,9,10, 10,11,12,13,14,15,15,18,19,20,21,22,23,26,27,28, 29,32,33,36,37,38,41,44,45,48,49,52,55,58,59,62, 65,68,71,74,75,81,84,87,90,93,96,102,105,108,111, 117,120,126,129,132,138]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 16 18:51 EDT 2024. Contains 371750 sequences. (Running on oeis4.)