A055768 - OEIS

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A055768 as a simple table

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

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

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Last modified April 24 07:35 EDT 2024. Contains 371922 sequences. (Running on oeis4.)