A247777 - OEIS

The OEIS is supported by the many generous donors to the OEIS Foundation.

A247777 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`5`
`3`		`52`
`4`		`451`
`5`		`3498`
`6`		`23502`
`7`		`173611`
`8`		`1323447`
`9`		`9920654`
`10`		`73573634`
`11`		`545170514`
`12`		`4060213800`
`13`		`30266880736`
`14`		`225316532881`
`15`		`1676398961171`
`16`		`12475867876511`
`17`		`92870049802057`
`18`		`691310371544378`
`19`		`5145544200921776`
`20`		`38298595223058076`
`21`		`285066094324142481`
`22`		`2121840794371117780`

[1,1,5,52,451,3498,23502,173611,1323447,9920654, 73573634,545170514,4060213800,30266880736, 225316532881,1676398961171,12475867876511, 92870049802057,691310371544378,5145544200921776, 38298595223058076,285066094324142481, 2121840794371117780]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 19 05:19 EDT 2024. Contains 371782 sequences. (Running on oeis4.)