A025861 - OEIS

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

A025861 as a simple table

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

[1,0,0,0,1,1,0,0,1,2,1,0,1,2,2,1,1,2,3,2,2,2,3,3, 3,3,3,4,4,4,4,4,5,5,5,5,6,6,6,6,7,7,7,7,8,9,8,8,9, 10,10,9,10,11,12,11,11,12,13,13,13,13,14,15,15,15, 15,16,17,17,17]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 19 02:28 EDT 2024. Contains 371782 sequences. (Running on oeis4.)