A337581 - OEIS

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A337581 as a simple table

`n`		`a(n)`
`2`		`1`
`3`		`2`
`4`		`4`
`5`		`8`
`6`		`16`
`7`		`40`
`8`		`96`
`9`		`264`
`10`		`696`
`11`		`2016`
`12`		`5624`
`13`		`16840`
`14`		`48792`
`15`		`149512`
`16`		`445112`
`17`		`1387384`
`18`		`4215496`
`19`		`13312752`
`20`		`41097864`
`21`		`131146520`
`22`		`410045672`
`23`		`1319612232`
`24`		`4169110888`
`25`		`13511677040`
`26`		`43060097728`
`27`		`140383359392`

[1,2,4,8,16,40,96,264,696,2016,5624,16840,48792, 149512,445112,1387384,4215496,13312752,41097864, 131146520,410045672,1319612232,4169110888, 13511677040,43060097728,140383359392]

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Last modified August 27 02:32 EDT 2024. Contains 375462 sequences. (Running on oeis4.)