A267226 - OEIS

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A267226 as a simple table

`n`		`a(n)`
`1`		`3`
`2`		`9`
`3`		`21`
`4`		`47`
`5`		`103`
`6`		`223`
`7`		`479`
`8`		`1023`
`9`		`2175`
`10`		`4607`
`11`		`9727`
`12`		`20479`
`13`		`43007`
`14`		`90111`
`15`		`188415`
`16`		`393215`
`17`		`819199`
`18`		`1703935`
`19`		`3538943`
`20`		`7340031`
`21`		`15204351`
`22`		`31457279`
`23`		`65011711`
`24`		`134217727`
`25`		`276824063`
`26`		`570425343`
`27`		`1174405119`
`28`		`2415919103`
`29`		`4966055935`

[3,9,21,47,103,223,479,1023,2175,4607,9727,20479, 43007,90111,188415,393215,819199,1703935,3538943, 7340031,15204351,31457279,65011711,134217727, 276824063,570425343,1174405119,2415919103, 4966055935]

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Last modified April 25 01:06 EDT 2024. Contains 371964 sequences. (Running on oeis4.)