A220590 - OEIS

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A220590 as a simple table

`n`		`a(n)`
`1`		`1`
`2`		`8`
`3`		`33`
`4`		`155`
`5`		`710`
`6`		`3265`
`7`		`15009`
`8`		`68992`
`9`		`317149`
`10`		`1457879`
`11`		`6701646`
`12`		`30806405`
`13`		`141612197`
`14`		`650968960`
`15`		`2992401777`
`16`		`13755599635`
`17`		`63232324870`
`18`		`290669037689`
`19`		`1336159782873`
`20`		`6142116062912`
`21`		`28234340094485`
`22`		`129788814214207`

[1,8,33,155,710,3265,15009,68992,317149,1457879, 6701646,30806405,141612197,650968960,2992401777, 13755599635,63232324870,290669037689, 1336159782873,6142116062912,28234340094485, 129788814214207]

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Last modified September 2 13:09 EDT 2024. Contains 375613 sequences. (Running on oeis4.)