A259273 - OEIS

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A259273 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`3`
`2`		`6`
`3`		`21`
`4`		`60`
`5`		`174`
`6`		`537`
`7`		`1596`
`8`		`4776`
`9`		`14358`
`10`		`43053`
`11`		`129126`
`12`		`387438`
`13`		`1162272`
`14`		`3486678`
`15`		`10460307`
`16`		`31380756`
`17`		`94141830`
`18`		`282426288`
`19`		`847278282`
`20`		`2541833808`
`21`		`7625503749`
`22`		`22876509444`
`23`		`68629525032`
`24`		`205888582014`
`25`		`617665741140`
`26`		`1852997213508`
`27`		`5558991660912`
`28`		`16676974967991`
`29`		`50030924873862`
`30`		`150092774683998`

[1,3,6,21,60,174,537,1596,4776,14358,43053,129126, 387438,1162272,3486678,10460307,31380756,94141830, 282426288,847278282,2541833808,7625503749, 22876509444,68629525032,205888582014,617665741140, 1852997213508,5558991660912,16676974967991, 50030924873862,150092774683998]

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Last modified May 6 18:59 EDT 2024. Contains 372297 sequences. (Running on oeis4.)