A072748 - OEIS

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A072748 as a simple table

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

[0,0,1,1,2,2,2,2,2,2,3,3,3,4,4,4,4,4,5,5,6,6,6,6, 6,7,7,8,8,8,8,9,9,9,10,10,10,10,10,10,11,11,12,12, 12,12,12,12,13,13,13,13,13,13,14,14,14,15,15,15, 15,15,16,16,17,17,17,17,17,18,18,19,19,19,19,19, 20,20,21,21]

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Last modified April 24 20:08 EDT 2024. Contains 371963 sequences. (Running on oeis4.)