A007381 - OEIS

The OEIS is supported by the many generous donors to the OEIS Foundation.

A007381 as a simple table

`n`		`a(n)`
`1`		`1`
`2`		`2`
`3`		`1`
`4`		`3`
`5`		`1`
`6`		`4`
`7`		`1`
`8`		`5`
`9`		`2`
`10`		`6`
`11`		`4`
`12`		`7`
`13`		`7`
`14`		`8`
`15`		`11`
`16`		`9`
`17`		`16`
`18`		`11`
`19`		`22`
`20`		`15`
`21`		`29`
`22`		`22`
`23`		`37`
`24`		`33`
`25`		`46`
`26`		`49`
`27`		`57`
`28`		`71`
`29`		`72`
`30`		`100`
`31`		`94`
`32`		`137`
`33`		`127`
`34`		`183`
`35`		`176`
`36`		`240`
`37`		`247`
`38`		`312`
`39`		`347`
`40`		`406`
`41`		`484`
`42`		`533`
`43`		`667`
`44`		`709`
`45`		`907`
`46`		`956`
`47`		`1219`
`48`		`1303`
`49`		`1625`
`50`		`1787`
`51`		`2158`
`52`		`2454`
`53`		`2867`
`54`		`3361`
`55`		`3823`
`56`		`4580`

[1,2,1,3,1,4,1,5,2,6,4,7,7,8,11,9,16,11,22,15,29, 22,37,33,46,49,57,71,72,100,94,137,127,183,176, 240,247,312,347,406,484,533,667,709,907,956,1219, 1303,1625,1787,2158,2454,2867,3361,3823,4580]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 20 00:00 EDT 2024. Contains 371798 sequences. (Running on oeis4.)