A204089 - OEIS

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A204089 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`4`
`3`		`14`
`4`		`48`
`5`		`164`
`6`		`560`
`7`		`1912`
`8`		`6528`
`9`		`22288`
`10`		`76096`
`11`		`259808`
`12`		`887040`
`13`		`3028544`
`14`		`10340096`
`15`		`35303296`
`16`		`120532992`
`17`		`411525376`
`18`		`1405035520`
`19`		`4797091328`
`20`		`16378294272`
`21`		`55918994432`
`22`		`190919389184`
`23`		`651839567872`
`24`		`2225519493120`
`25`		`7598398836736`
`26`		`25942556360704`
`27`		`88573427769344`

[1,1,4,14,48,164,560,1912,6528,22288,76096,259808, 887040,3028544,10340096,35303296,120532992, 411525376,1405035520,4797091328,16378294272, 55918994432,190919389184,651839567872, 2225519493120,7598398836736,25942556360704, 88573427769344]

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Last modified April 23 20:33 EDT 2024. Contains 371916 sequences. (Running on oeis4.)