A161258 - OEIS

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A161258 as a simple table

`n`		`a(n)`
`1`		`0`
`2`		`0`
`3`		`0`
`4`		`0`
`5`		`1`
`6`		`1`
`7`		`1`
`8`		`1`
`9`		`1`
`10`		`2`
`11`		`1`
`12`		`2`
`13`		`1`
`14`		`2`
`15`		`2`
`16`		`3`
`17`		`3`
`18`		`4`
`19`		`4`
`20`		`6`
`21`		`5`
`22`		`6`
`23`		`6`
`24`		`8`
`25`		`8`
`26`		`9`
`27`		`9`
`28`		`11`
`29`		`11`
`30`		`13`
`31`		`12`
`32`		`15`
`33`		`14`
`34`		`17`
`35`		`17`
`36`		`20`
`37`		`19`
`38`		`23`
`39`		`22`
`40`		`28`
`41`		`27`
`42`		`33`
`43`		`31`
`44`		`37`
`45`		`37`
`46`		`42`
`47`		`43`
`48`		`49`
`49`		`50`
`50`		`56`
`51`		`56`
`52`		`65`
`53`		`64`
`54`		`74`
`55`		`75`
`56`		`84`
`57`		`83`
`58`		`93`
`59`		`95`
`60`		`106`
`61`		`108`
`62`		`119`
`63`		`121`
`64`		`132`
`65`		`135`
`66`		`148`
`67`		`150`
`68`		`163`
`69`		`167`
`70`		`181`
`71`		`186`
`72`		`201`
`73`		`207`
`74`		`222`
`75`		`230`
`76`		`247`
`77`		`254`

[0,0,0,0,1,1,1,1,1,2,1,2,1,2,2,3,3,4,4,6,5,6,6,8, 8,9,9,11,11,13,12,15,14,17,17,20,19,23,22,28,27, 33,31,37,37,42,43,49,50,56,56,65,64,74,75,84,83, 93,95,106,108,119,121,132,135,148,150,163,167,181, 186,201,207,222,230,247,254]

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Last modified April 19 16:21 EDT 2024. Contains 371794 sequences. (Running on oeis4.)