A082840 - OEIS

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A082840 as a simple table

`n`		`a(n)`
`0`		`-1`
`1`		`1`
`2`		`8`
`3`		`34`
`4`		`131`
`5`		`493`
`6`		`1844`
`7`		`6886`
`8`		`25703`
`9`		`95929`
`10`		`358016`
`11`		`1336138`
`12`		`4986539`
`13`		`18610021`
`14`		`69453548`
`15`		`259204174`
`16`		`967363151`
`17`		`3610248433`
`18`		`13473630584`
`19`		`50284273906`
`20`		`187663465043`
`21`		`700369586269`
`22`		`2613814880036`
`23`		`9754889933878`
`24`		`36405744855479`
`25`		`135868089488041`

[-1,1,8,34,131,493,1844,6886,25703,95929,358016, 1336138,4986539,18610021,69453548,259204174, 967363151,3610248433,13473630584,50284273906, 187663465043,700369586269,2613814880036, 9754889933878,36405744855479,135868089488041]

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Last modified May 9 18:10 EDT 2024. Contains 372354 sequences. (Running on oeis4.)