A221863 - OEIS

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A221863 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`6`
`2`		`27`
`3`		`110`
`4`		`429`
`5`		`1637`
`6`		`6172`
`7`		`23104`
`8`		`86090`
`9`		`319792`
`10`		`1185305`
`11`		`4386331`
`12`		`16212913`
`13`		`59873834`
`14`		`220964744`
`15`		`815057639`
`16`		`3005282745`
`17`		`11077802256`
`18`		`40824723483`
`19`		`150424044413`
`20`		`554183037617`
`21`		`2041477665799`
`22`		`7519722443381`
`23`		`27696997721940`
`24`		`102010147865915`
`25`		`375697698147882`

[1,6,27,110,429,1637,6172,23104,86090,319792, 1185305,4386331,16212913,59873834,220964744, 815057639,3005282745,11077802256,40824723483, 150424044413,554183037617,2041477665799, 7519722443381,27696997721940,102010147865915, 375697698147882]

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Last modified May 17 08:10 EDT 2024. Contains 372579 sequences. (Running on oeis4.)