A321192 - OEIS

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A321192 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`2`
`3`		`6`
`4`		`20`
`5`		`55`
`6`		`239`
`7`		`700`
`8`		`3212`
`9`		`10104`
`10`		`48622`
`11`		`161579`
`12`		`806843`
`13`		`2799199`
`14`		`14379647`
`15`		`52018828`
`16`		`273472712`
`17`		`1023655306`
`18`		`5491615463`
`19`		`21234676241`
`20`		`115910309103`
`21`		`460998296937`
`22`		`2556361045845`
`23`		`10440651927427`
`24`		`58714921974979`
`25`		`245586789818255`
`26`		`1399187406060485`

[1,1,2,6,20,55,239,700,3212,10104,48622,161579, 806843,2799199,14379647,52018828,273472712, 1023655306,5491615463,21234676241,115910309103, 460998296937,2556361045845,10440651927427, 58714921974979,245586789818255,1399187406060485]

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