A077831 - OEIS

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A077831 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`3`
`2`		`11`
`3`		`41`
`4`		`151`
`5`		`557`
`6`		`2055`
`7`		`7581`
`8`		`27967`
`9`		`103173`
`10`		`380615`
`11`		`1404125`
`12`		`5179951`
`13`		`19109333`
`14`		`70496151`
`15`		`260067021`
`16`		`959412031`
`17`		`3539362437`
`18`		`13057045415`
`19`		`48168685181`
`20`		`177698871247`
`21`		`655548074933`
`22`		`2418379337655`
`23`		`8921631905325`
`24`		`32912750541151`
`25`		`121418274109413`

[1,3,11,41,151,557,2055,7581,27967,103173,380615, 1404125,5179951,19109333,70496151,260067021, 959412031,3539362437,13057045415,48168685181, 177698871247,655548074933,2418379337655, 8921631905325,32912750541151,121418274109413]

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Last modified April 25 12:15 EDT 2024. Contains 371969 sequences. (Running on oeis4.)