A000417 - OEIS

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A000417 as a simple table

`n`		`a(n)`
`1`		`1`
`2`		`7`
`3`		`28`
`4`		`105`
`5`		`357`
`6`		`1232`
`7`		`4067`
`8`		`13301`
`9`		`42357`
`10`		`132845`
`11`		`409262`
`12`		`1243767`
`13`		`3727360`
`14`		`11036649`
`15`		`32300795`
`16`		`93538278`
`17`		`268164868`
`18`		`761656685`
`19`		`2144259516`
`20`		`5986658951`
`21`		`16583102077`
`22`		`45593269265`
`23`		`124464561544`
`24`		`337479729179`
`25`		`909156910290`
`26`		`2434121462871`
`27`		`6478440788169`

[1,7,28,105,357,1232,4067,13301,42357,132845, 409262,1243767,3727360,11036649,32300795,93538278, 268164868,761656685,2144259516,5986658951, 16583102077,45593269265,124464561544,337479729179, 909156910290,2434121462871,6478440788169]

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Last modified April 19 06:16 EDT 2024. Contains 371782 sequences. (Running on oeis4.)