A115239 - OEIS

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A115239 as a simple table

`n`		`a(n)`
`1`		`3`
`2`		`9`
`3`		`28`
`4`		`87`
`5`		`273`
`6`		`857`
`7`		`2692`
`8`		`8457`
`9`		`26568`
`10`		`83465`
`11`		`262213`
`12`		`823766`
`13`		`2587937`
`14`		`8130243`
`15`		`25541911`
`16`		`80242279`
`17`		`252088554`
`18`		`791959549`
`19`		`2488014301`
`20`		`7816327450`
`21`		`24555716894`
`22`		`77144059797`
`23`		`242355211526`
`24`		`761381352089`
`25`		`2391950062303`

[3,9,28,87,273,857,2692,8457,26568,83465,262213, 823766,2587937,8130243,25541911,80242279, 252088554,791959549,2488014301,7816327450, 24555716894,77144059797,242355211526,761381352089, 2391950062303]

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Last modified April 23 15:20 EDT 2024. Contains 371916 sequences. (Running on oeis4.)