A137894 - OEIS

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A137894 as a simple table

`n`		`a(n)`
`1`		`1`
`2`		`3`
`3`		`3`
`4`		`4`
`5`		`7`
`6`		`9`
`7`		`7`
`8`		`12`
`9`		`9`
`10`		`10`
`11`		`11`
`12`		`17`
`13`		`13`
`14`		`21`
`15`		`21`
`16`		`16`
`17`		`17`
`18`		`27`
`19`		`19`
`20`		`38`
`21`		`21`
`22`		`33`
`23`		`23`
`24`		`24`
`25`		`25`
`26`		`39`
`27`		`27`
`28`		`28`
`29`		`41`
`30`		`30`
`31`		`31`
`32`		`48`
`33`		`33`
`34`		`51`
`35`		`49`
`36`		`51`
`37`		`37`
`38`		`57`
`39`		`39`
`40`		`40`
`41`		`41`
`42`		`63`
`43`		`43`
`44`		`44`
`45`		`63`
`46`		`69`
`47`		`47`
`48`		`72`
`49`		`49`
`50`		`75`
`51`		`51`
`52`		`52`
`53`		`53`
`54`		`81`
`55`		`77`
`56`		`84`
`57`		`57`
`58`		`78`
`59`		`59`
`60`		`90`
`61`		`61`
`62`		`93`
`63`		`63`
`64`		`64`
`65`		`91`
`66`		`99`
`67`		`67`
`68`		`68`
`69`		`69`
`70`		`99`

[1,3,3,4,7,9,7,12,9,10,11,17,13,21,21,16,17,27,19, 38,21,33,23,24,25,39,27,28,41,30,31,48,33,51,49, 51,37,57,39,40,41,63,43,44,63,69,47,72,49,75,51, 52,53,81,77,84,57,78,59,90,61,93,63,64,91,99,67, 68,69,99]

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Last modified September 12 05:07 EDT 2024. Contains 375842 sequences. (Running on oeis4.)