A054685 - OEIS

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

A054685 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`0`
`2`		`1`
`3`		`1`
`4`		`1`
`5`		`2`
`6`		`1`
`7`		`3`
`8`		`2`
`9`		`4`
`10`		`3`
`11`		`5`
`12`		`5`
`13`		`6`
`14`		`7`
`15`		`7`
`16`		`10`
`17`		`9`
`18`		`12`
`19`		`12`
`20`		`15`
`21`		`15`
`22`		`18`
`23`		`19`
`24`		`22`
`25`		`24`
`26`		`26`
`27`		`30`
`28`		`32`
`29`		`36`
`30`		`39`
`31`		`43`
`32`		`48`
`33`		`51`
`34`		`57`
`35`		`61`
`36`		`68`
`37`		`73`
`38`		`79`
`39`		`87`
`40`		`93`
`41`		`103`
`42`		`108`
`43`		`121`
`44`		`127`
`45`		`140`
`46`		`148`
`47`		`162`
`48`		`173`
`49`		`187`
`50`		`200`
`51`		`215`
`52`		`232`
`53`		`247`
`54`		`266`
`55`		`283`
`56`		`306`
`57`		`324`
`58`		`348`
`59`		`371`
`60`		`397`
`61`		`423`
`62`		`450`
`63`		`480`
`64`		`512`
`65`		`543`
`66`		`579`
`67`		`614`

[1,0,1,1,1,2,1,3,2,4,3,5,5,6,7,7,10,9,12,12,15,15, 18,19,22,24,26,30,32,36,39,43,48,51,57,61,68,73, 79,87,93,103,108,121,127,140,148,162,173,187,200, 215,232,247,266,283,306,324,348,371,397,423,450, 480,512,543,579,614]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 24 22:17 EDT 2024. Contains 371964 sequences. (Running on oeis4.)