A155213 - OEIS

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

A155213 as a simple table

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

[0,0,0,0,1,1,1,2,2,3,3,4,4,4,5,5,6,6,7,7,8,8,9,9, 10,11,11,11,12,12,14,14,15,15,16,16,17,18,18,19, 19,20,21,21,21,22,23,24,25,25,25,26,26,27,28,29, 29,30,30,31,31,32,34,34,34,35,36,37,38,38,39,39, 40,41,42,42,43,44,44,45]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 23 22:36 EDT 2024. Contains 371917 sequences. (Running on oeis4.)