A189575 - OEIS

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A189575 as a simple table

`n`		`a(n)`
`1`		`0`
`2`		`1`
`3`		`2`
`4`		`2`
`5`		`2`
`6`		`3`
`7`		`3`
`8`		`3`
`9`		`3`
`10`		`4`
`11`		`4`
`12`		`5`
`13`		`6`
`14`		`6`
`15`		`6`
`16`		`6`
`17`		`7`
`18`		`7`
`19`		`8`
`20`		`8`
`21`		`9`
`22`		`10`
`23`		`10`
`24`		`10`
`25`		`10`
`26`		`11`
`27`		`12`
`28`		`12`
`29`		`12`
`30`		`13`
`31`		`13`
`32`		`13`
`33`		`13`
`34`		`14`
`35`		`14`
`36`		`15`
`37`		`15`
`38`		`16`
`39`		`17`
`40`		`17`
`41`		`17`
`42`		`17`
`43`		`18`
`44`		`19`
`45`		`19`
`46`		`19`
`47`		`19`
`48`		`20`
`49`		`21`
`50`		`21`
`51`		`21`
`52`		`22`
`53`		`22`
`54`		`22`
`55`		`22`
`56`		`23`
`57`		`23`
`58`		`24`
`59`		`24`
`60`		`25`
`61`		`26`
`62`		`26`
`63`		`26`
`64`		`27`
`65`		`27`
`66`		`27`
`67`		`27`
`68`		`28`
`69`		`28`
`70`		`29`
`71`		`30`
`72`		`30`
`73`		`30`
`74`		`30`
`75`		`31`
`76`		`31`
`77`		`32`
`78`		`32`
`79`		`33`
`80`		`34`
`81`		`34`

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

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Last modified August 30 13:06 EDT 2024. Contains 375543 sequences. (Running on oeis4.)