A014271 - OEIS

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A014271 as a simple table

`n`		`a(n)`
`0`		`0`
`1`		`1`
`2`		`2`
`3`		`5`
`4`		`18`
`5`		`70`
`6`		`282`
`7`		`1189`
`8`		`5144`
`9`		`22804`
`10`		`102908`
`11`		`471477`
`12`		`2186648`
`13`		`10247609`
`14`		`48449798`
`15`		`230819691`
`16`		`1106961890`
`17`		`5339801036`
`18`		`25891658674`
`19`		`126123321469`
`20`		`616916700222`
`21`		`3028854625890`
`22`		`14921089624916`
`23`		`73733085073247`
`24`		`365384562116904`
`25`		`1815365194118833`

[0,1,2,5,18,70,282,1189,5144,22804,102908,471477, 2186648,10247609,48449798,230819691,1106961890, 5339801036,25891658674,126123321469,616916700222, 3028854625890,14921089624916,73733085073247, 365384562116904,1815365194118833]

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Last modified April 24 15:57 EDT 2024. Contains 371961 sequences. (Running on oeis4.)