A274547 - OEIS

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

A274547 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`2`
`3`		`4`
`4`		`8`
`5`		`18`
`6`		`40`
`7`		`101`
`8`		`254`
`9`		`723`
`10`		`2064`
`11`		`6586`
`12`		`21143`
`13`		`74752`
`14`		`266078`
`15`		`1029983`
`16`		`4013425`
`17`		`16843526`
`18`		`71136112`
`19`		`321150717`
`20`		`1458636308`
`21`		`7038678613`
`22`		`34161890155`
`23`		`175261038904`
`24`		`904125989974`
`25`		`4909033438008`
`26`		`26795600521492`
`27`		`153376337926066`
`28`		`882391616100249`

[1,1,2,4,8,18,40,101,254,723,2064,6586,21143, 74752,266078,1029983,4013425,16843526,71136112, 321150717,1458636308,7038678613,34161890155, 175261038904,904125989974,4909033438008, 26795600521492,153376337926066,882391616100249]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 25 03:15 EDT 2024. Contains 371964 sequences. (Running on oeis4.)