A006603 - OEIS

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

A006603 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`2`
`2`		`7`
`3`		`26`
`4`		`107`
`5`		`468`
`6`		`2141`
`7`		`10124`
`8`		`49101`
`9`		`242934`
`10`		`1221427`
`11`		`6222838`
`12`		`32056215`
`13`		`166690696`
`14`		`873798681`
`15`		`4612654808`
`16`		`24499322137`
`17`		`130830894666`
`18`		`702037771647`
`19`		`3783431872018`
`20`		`20469182526595`
`21`		`111133368084892`
`22`		`605312629105205`
`23`		`3306633429423460`
`24`		`18111655081108453`

[1,2,7,26,107,468,2141,10124,49101,242934,1221427, 6222838,32056215,166690696,873798681,4612654808, 24499322137,130830894666,702037771647, 3783431872018,20469182526595,111133368084892, 605312629105205,3306633429423460, 18111655081108453]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 24 20:08 EDT 2024. Contains 371963 sequences. (Running on oeis4.)