A028242 - OEIS

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

A028242 as a simple table

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

[1,0,2,1,3,2,4,3,5,4,6,5,7,6,8,7,9,8,10,9,11,10, 12,11,13,12,14,13,15,14,16,15,17,16,18,17,19,18, 20,19,21,20,22,21,23,22,24,23,25,24,26,25,27,26, 28,27,29,28,30,29,31,30,32,31,33,32,34,33,35,34, 36,35,37,36,38]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 23 03:30 EDT 2024. Contains 371906 sequences. (Running on oeis4.)