A007747 - OEIS

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A007747 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`2`
`2`		`5`
`3`		`16`
`4`		`59`
`5`		`247`
`6`		`1111`
`7`		`5302`
`8`		`26376`
`9`		`135670`
`10`		`716542`
`11`		`3868142`
`12`		`21265884`
`13`		`118741369`
`14`		`671906876`
`15`		`3846342253`
`16`		`22243294360`
`17`		`129793088770`
`18`		`763444949789`
`19`		`4522896682789`
`20`		`26968749517543`
`21`		`161750625450884`

[1,2,5,16,59,247,1111,5302,26376,135670,716542, 3868142,21265884,118741369,671906876,3846342253, 22243294360,129793088770,763444949789, 4522896682789,26968749517543,161750625450884]

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Last modified May 21 01:24 EDT 2024. Contains 372720 sequences. (Running on oeis4.)