A007457 - OEIS

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A007457 as a simple table

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

[0,1,2,2,2,2,4,4,2,2,4,4,6,4,4,6,8,6,6,6,4,8,8,8, 8,8,8,6,10,8,10,10,8,12,8,10,14,12,10,12,16,10,18, 14,12,14,16,14,16,14,10,16,20,14,12,16,14,20,18, 14,22,20,16,20]

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Last modified April 19 21:09 EDT 2024. Contains 371798 sequences. (Running on oeis4.)