A149169 - OEIS

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

A149169 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`4`
`3`		`9`
`4`		`42`
`5`		`130`
`6`		`610`
`7`		`2095`
`8`		`10150`
`9`		`37696`
`10`		`182974`
`11`		`707948`
`12`		`3478480`
`13`		`13945828`
`14`		`68567200`
`15`		`280881929`
`16`		`1389304994`
`17`		`5806737116`
`18`		`28728911784`
`19`		`121676284776`
`20`		`604030685918`
`21`		`2591257765764`
`22`		`12865089610340`
`23`		`55687296132644`
`24`		`277050189053338`
`25`		`1209869597923106`
`26`		`6019537343834174`
`27`		`26457591393814204`

[1,1,4,9,42,130,610,2095,10150,37696,182974, 707948,3478480,13945828,68567200,280881929, 1389304994,5806737116,28728911784,121676284776, 604030685918,2591257765764,12865089610340, 55687296132644,277050189053338,1209869597923106, 6019537343834174,26457591393814204]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 1 10:26 EDT 2023. Contains 361689 sequences. (Running on oeis4.)