A027051 - OEIS

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A027051 as a simple table

`n`		`a(n)`
`2`		`1`
`3`		`5`
`4`		`13`
`5`		`33`
`6`		`85`
`7`		`221`
`8`		`581`
`9`		`1545`
`10`		`4149`
`11`		`11237`
`12`		`30657`
`13`		`84169`
`14`		`232361`
`15`		`644573`
`16`		`1795717`
`17`		`5021801`
`18`		`14091829`
`19`		`39665893`
`20`		`111965785`
`21`		`316857945`
`22`		`898797441`
`23`		`2555025821`
`24`		`7277679961`
`25`		`20767821489`
`26`		`59365259065`
`27`		`169967668645`
`28`		`487356812589`

[1,5,13,33,85,221,581,1545,4149,11237,30657,84169, 232361,644573,1795717,5021801,14091829,39665893, 111965785,316857945,898797441,2555025821, 7277679961,20767821489,59365259065,169967668645, 487356812589]

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Last modified May 11 00:12 EDT 2024. Contains 372388 sequences. (Running on oeis4.)