A124711 - OEIS

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

A124711 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`18`
`2`		`52`
`3`		`120`
`4`		`320`
`5`		`848`
`6`		`2314`
`7`		`6374`
`8`		`17752`
`9`		`49800`
`10`		`140582`
`11`		`398834`
`12`		`1136270`
`13`		`3248718`
`14`		`9316828`
`15`		`26790080`
`16`		`77212552`
`17`		`222993608`
`18`		`645193126`
`19`		`1869809474`
`20`		`5426815810`
`21`		`15771487250`
`22`		`45891045208`
`23`		`133679744924`
`24`		`389803622998`

[1,18,52,120,320,848,2314,6374,17752,49800,140582, 398834,1136270,3248718,9316828,26790080,77212552, 222993608,645193126,1869809474,5426815810, 15771487250,45891045208,133679744924,389803622998]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 16 14:51 EDT 2024. Contains 371749 sequences. (Running on oeis4.)