A027907 - OEIS

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

A027907 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`1`
`3`		`1`
`4`		`1`
`5`		`2`
`6`		`3`
`7`		`2`
`8`		`1`
`9`		`1`
`10`		`3`
`11`		`6`
`12`		`7`
`13`		`6`
`14`		`3`
`15`		`1`
`16`		`1`
`17`		`4`
`18`		`10`
`19`		`16`
`20`		`19`
`21`		`16`
`22`		`10`
`23`		`4`
`24`		`1`
`25`		`1`
`26`		`5`
`27`		`15`
`28`		`30`
`29`		`45`
`30`		`51`
`31`		`45`
`32`		`30`
`33`		`15`
`34`		`5`
`35`		`1`
`36`		`1`
`37`		`6`
`38`		`21`
`39`		`50`
`40`		`90`
`41`		`126`
`42`		`141`
`43`		`126`
`44`		`90`
`45`		`50`
`46`		`21`
`47`		`6`
`48`		`1`
`49`		`1`
`50`		`7`
`51`		`28`
`52`		`77`
`53`		`161`
`54`		`266`
`55`		`357`
`56`		`393`
`57`		`357`
`58`		`266`
`59`		`161`
`60`		`77`
`61`		`28`
`62`		`7`
`63`		`1`
`64`		`1`
`65`		`8`
`66`		`36`
`67`		`112`
`68`		`266`

[1,1,1,1,1,2,3,2,1,1,3,6,7,6,3,1,1,4,10,16,19,16, 10,4,1,1,5,15,30,45,51,45,30,15,5,1,1,6,21,50,90, 126,141,126,90,50,21,6,1,1,7,28,77,161,266,357, 393,357,266,161,77,28,7,1,1,8,36,112,266]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 25 11:39 EDT 2024. Contains 371969 sequences. (Running on oeis4.)