A168580 - OEIS

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A168580 as a simple table

`n`		`a(n)`
`1`		`2`
`2`		`1`
`3`		`2`
`4`		`1`
`5`		`2`
`6`		`1`
`7`		`2`
`8`		`5`
`9`		`4`
`10`		`7`
`11`		`8`
`12`		`7`
`13`		`8`
`14`		`11`
`15`		`14`
`16`		`13`
`17`		`16`
`18`		`17`
`19`		`16`
`20`		`19`
`21`		`20`
`22`		`23`
`23`		`28`
`24`		`29`
`25`		`28`
`26`		`29`
`27`		`28`
`28`		`29`
`29`		`40`
`30`		`41`
`31`		`44`
`32`		`43`
`33`		`50`
`34`		`49`
`35`		`52`
`36`		`55`
`37`		`56`
`38`		`59`
`39`		`62`
`40`		`61`
`41`		`68`
`42`		`67`
`43`		`68`
`44`		`67`
`45`		`76`
`46`		`85`
`47`		`86`
`48`		`85`
`49`		`86`
`50`		`89`
`51`		`88`
`52`		`95`
`53`		`98`
`54`		`101`
`55`		`104`
`56`		`103`
`57`		`106`
`58`		`107`
`59`		`106`
`60`		`113`
`61`		`124`
`62`		`125`
`63`		`124`
`64`		`125`
`65`		`136`
`66`		`139`
`67`		`146`
`68`		`145`
`69`		`146`
`70`		`149`

[2,1,2,1,2,1,2,5,4,7,8,7,8,11,14,13,16,17,16,19, 20,23,28,29,28,29,28,29,40,41,44,43,50,49,52,55, 56,59,62,61,68,67,68,67,76,85,86,85,86,89,88,95, 98,101,104,103,106,107,106,113,124,125,124,125, 136,139,146,145,146,149]

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Last modified May 3 21:01 EDT 2024. Contains 372225 sequences. (Running on oeis4.)