A259274 - OEIS

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A259274 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`4`
`2`		`12`
`3`		`52`
`4`		`204`
`5`		`804`
`6`		`3244`
`7`		`12948`
`8`		`51756`
`9`		`207108`
`10`		`828364`
`11`		`3313332`
`12`		`13253580`
`13`		`53014116`
`14`		`212055852`
`15`		`848224660`
`16`		`3392897772`
`17`		`13571588484`
`18`		`54286358988`
`19`		`217145432052`
`20`		`868581718860`
`21`		`3474326895460`
`22`		`13897307565804`
`23`		`55589230225428`
`24`		`222356920980972`
`25`		`889427683862724`
`26`		`3557710735299660`

[1,4,12,52,204,804,3244,12948,51756,207108,828364, 3313332,13253580,53014116,212055852,848224660, 3392897772,13571588484,54286358988,217145432052, 868581718860,3474326895460,13897307565804, 55589230225428,222356920980972,889427683862724, 3557710735299660]

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Last modified April 19 17:51 EDT 2024. Contains 371797 sequences. (Running on oeis4.)