A026016 - OEIS

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A026016 as a simple table

`n`		`a(n)`
`1`		`1`
`2`		`3`
`3`		`10`
`4`		`34`
`5`		`117`
`6`		`407`
`7`		`1430`
`8`		`5070`
`9`		`18122`
`10`		`65246`
`11`		`236436`
`12`		`861764`
`13`		`3157325`
`14`		`11622015`
`15`		`42961470`
`16`		`159419670`
`17`		`593636670`
`18`		`2217608250`
`19`		`8308432140`
`20`		`31212003420`
`21`		`117544456770`
`22`		`443690433654`
`23`		`1678353186780`
`24`		`6361322162444`
`25`		`24155384502452`
`26`		`91882005146652`

[1,3,10,34,117,407,1430,5070,18122,65246,236436, 861764,3157325,11622015,42961470,159419670, 593636670,2217608250,8308432140,31212003420, 117544456770,443690433654,1678353186780, 6361322162444,24155384502452,91882005146652]

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Last modified April 18 22:18 EDT 2024. Contains 371782 sequences. (Running on oeis4.)