A026160 - OEIS

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A026160 as a simple table

`n`		`a(n)`
`1`		`1`
`2`		`3`
`3`		`16`
`4`		`84`
`5`		`459`
`6`		`2552`
`7`		`14377`
`8`		`81768`
`9`		`468468`
`10`		`2699596`
`11`		`15630384`
`12`		`90853864`
`13`		`529850815`
`14`		`3098789865`
`15`		`18167417169`
`16`		`106738859744`
`17`		`628304239266`
`18`		`3704621197662`
`19`		`21875951368671`
`20`		`129352256646948`
`21`		`765788776646355`
`22`		`4538617746853905`
`23`		`26926250088179529`
`24`		`159892875661323312`

[1,3,16,84,459,2552,14377,81768,468468,2699596, 15630384,90853864,529850815,3098789865, 18167417169,106738859744,628304239266, 3704621197662,21875951368671,129352256646948, 765788776646355,4538617746853905, 26926250088179529,159892875661323312]

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Last modified January 19 10:26 EST 2021. Contains 340269 sequences. (Running on oeis4.)