A317019 - OEIS

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A317019 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`9`
`3`		`39`
`4`		`155`
`5`		`570`
`6`		`2131`
`7`		`7599`
`8`		`26667`
`9`		`90996`
`10`		`305144`
`11`		`1004173`
`12`		`3254123`
`13`		`10385884`
`14`		`32704819`
`15`		`101678860`
`16`		`312435675`
`17`		`949498206`
`18`		`2855953018`
`19`		`8507079361`
`20`		`25108844890`
`21`		`73468004480`
`22`		`213201630328`
`23`		`613871526178`
`24`		`1754365814430`
`25`		`4978113020152`
`26`		`14029639217532`
`27`		`39281646364737`

[1,1,9,39,155,570,2131,7599,26667,90996,305144, 1004173,3254123,10385884,32704819,101678860, 312435675,949498206,2855953018,8507079361, 25108844890,73468004480,213201630328,613871526178, 1754365814430,4978113020152,14029639217532, 39281646364737]

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Last modified April 25 05:56 EDT 2024. Contains 371964 sequences. (Running on oeis4.)