A071640 - OEIS

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A071640 as a simple table

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

[1,1,2,3,4,5,6,6,6,6,6,7,8,9,9,10,11,12,12,13,13, 13,14,15,15,15,15,15,16,16,16,17,18,18,19,20,21, 22,23,23,24,24,25,26,26,26,26,27,28,28,29,30,31, 32,32,33,33,33,33,34,35,35,36,36,36,36,37,38,39, 39,40,41,42,42]

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Last modified April 19 23:15 EDT 2024. Contains 371798 sequences. (Running on oeis4.)