A126361 - OEIS

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

A126361 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`7`
`2`		`19`
`3`		`53`
`4`		`149`
`5`		`421`
`6`		`1193`
`7`		`3387`
`8`		`9627`
`9`		`27383`
`10`		`77923`
`11`		`221805`
`12`		`631469`
`13`		`1797957`
`14`		`5119593`
`15`		`14578387`
`16`		`41514003`
`17`		`118218823`
`18`		`336653331`
`19`		`958698053`
`20`		`2730124261`
`21`		`7774706437`
`22`		`22140438345`
`23`		`63050541515`
`24`		`179552587883`
`25`		`511322221559`

[1,7,19,53,149,421,1193,3387,9627,27383,77923, 221805,631469,1797957,5119593,14578387,41514003, 118218823,336653331,958698053,2730124261, 7774706437,22140438345,63050541515,179552587883, 511322221559]

License Agreements, Terms of Use, Privacy Policy. .

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