A297390 - OEIS

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A297390 as a simple table

`n`		`a(n)`
`1`		`3`
`2`		`9`
`3`		`19`
`4`		`57`
`5`		`139`
`6`		`369`
`7`		`963`
`8`		`2489`
`9`		`6523`
`10`		`16929`
`11`		`44147`
`12`		`114953`
`13`		`299307`
`14`		`779697`
`15`		`2030243`
`16`		`5287833`
`17`		`13770971`
`18`		`35864001`
`19`		`93402579`
`20`		`243249193`
`21`		`633503627`
`22`		`1649849553`
`23`		`4296752131`
`24`		`11190160825`
`25`		`29142853947`
`26`		`75897603297`
`27`		`197662332211`

[3,9,19,57,139,369,963,2489,6523,16929,44147, 114953,299307,779697,2030243,5287833,13770971, 35864001,93402579,243249193,633503627,1649849553, 4296752131,11190160825,29142853947,75897603297, 197662332211]

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Last modified September 9 14:16 EDT 2024. Contains 375764 sequences. (Running on oeis4.)