A129253 - OEIS

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

A129253 as a simple table

`n`		`a(n)`
`1`		`0`
`2`		`0`
`3`		`0`
`4`		`1`
`5`		`1`
`6`		`1`
`7`		`1`
`8`		`2`
`9`		`2`
`10`		`2`
`11`		`2`
`12`		`3`
`13`		`3`
`14`		`3`
`15`		`3`
`16`		`4`
`17`		`4`
`18`		`4`
`19`		`4`
`20`		`5`
`21`		`5`
`22`		`5`
`23`		`5`
`24`		`6`
`25`		`6`
`26`		`6`
`27`		`7`
`28`		`8`
`29`		`8`
`30`		`8`
`31`		`8`
`32`		`9`
`33`		`9`
`34`		`9`
`35`		`9`
`36`		`10`
`37`		`10`
`38`		`10`
`39`		`10`
`40`		`11`
`41`		`11`
`42`		`11`
`43`		`11`
`44`		`12`
`45`		`12`
`46`		`12`
`47`		`12`
`48`		`13`
`49`		`13`
`50`		`13`
`51`		`13`
`52`		`14`
`53`		`14`
`54`		`15`
`55`		`15`
`56`		`16`
`57`		`16`
`58`		`16`
`59`		`16`
`60`		`17`
`61`		`17`
`62`		`17`
`63`		`17`
`64`		`18`
`65`		`18`
`66`		`18`
`67`		`18`
`68`		`19`
`69`		`19`
`70`		`19`
`71`		`19`
`72`		`20`
`73`		`20`
`74`		`20`
`75`		`20`
`76`		`21`
`77`		`21`
`78`		`21`
`79`		`21`
`80`		`22`
`81`		`23`

[0,0,0,1,1,1,1,2,2,2,2,3,3,3,3,4,4,4,4,5,5,5,5,6, 6,6,7,8,8,8,8,9,9,9,9,10,10,10,10,11,11,11,11,12, 12,12,12,13,13,13,13,14,14,15,15,16,16,16,16,17, 17,17,17,18,18,18,18,19,19,19,19,20,20,20,20,21, 21,21,21,22,23]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 25 11:24 EDT 2024. Contains 371967 sequences. (Running on oeis4.)