A161040 - OEIS

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

A161040 as a simple table

`n`		`a(n)`
`1`		`0`
`2`		`0`
`3`		`0`
`4`		`1`
`5`		`1`
`6`		`1`
`7`		`1`
`8`		`1`
`9`		`1`
`10`		`1`
`11`		`1`
`12`		`2`
`13`		`1`
`14`		`1`
`15`		`2`
`16`		`2`
`17`		`2`
`18`		`3`
`19`		`3`
`20`		`4`
`21`		`4`
`22`		`4`
`23`		`4`
`24`		`6`
`25`		`7`
`26`		`6`
`27`		`7`
`28`		`8`
`29`		`8`
`30`		`10`
`31`		`9`
`32`		`11`
`33`		`11`
`34`		`12`
`35`		`15`
`36`		`15`
`37`		`15`
`38`		`15`
`39`		`18`
`40`		`22`
`41`		`21`
`42`		`24`
`43`		`24`
`44`		`27`
`45`		`30`
`46`		`31`
`47`		`34`
`48`		`37`
`49`		`40`
`50`		`43`
`51`		`45`
`52`		`50`
`53`		`53`
`54`		`58`
`55`		`62`
`56`		`66`
`57`		`70`
`58`		`73`
`59`		`79`
`60`		`91`
`61`		`92`
`62`		`97`
`63`		`105`
`64`		`112`
`65`		`120`
`66`		`126`
`67`		`135`
`68`		`143`
`69`		`153`
`70`		`166`
`71`		`172`
`72`		`187`
`73`		`194`
`74`		`207`
`75`		`224`
`76`		`235`
`77`		`249`

[0,0,0,1,1,1,1,1,1,1,1,2,1,1,2,2,2,3,3,4,4,4,4,6, 7,6,7,8,8,10,9,11,11,12,15,15,15,15,18,22,21,24, 24,27,30,31,34,37,40,43,45,50,53,58,62,66,70,73, 79,91,92,97,105,112,120,126,135,143,153,166,172, 187,194,207,224,235,249]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 25 09:35 EDT 2024. Contains 371967 sequences. (Running on oeis4.)