A068552 - OEIS

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A068552 as a simple table

`n`		`a(n)`
`0`		`-1`
`1`		`0`
`2`		`8`
`3`		`56`
`4`		`304`
`5`		`1496`
`6`		`6992`
`7`		`31664`
`8`		`140384`
`9`		`613016`
`10`		`2646544`
`11`		`11325200`
`12`		`48122528`
`13`		`203306736`
`14`		`854829344`
`15`		`3579783776`
`16`		`14939605184`
`17`		`62162742296`
`18`		`257985394064`
`19`		`1068242117456`
`20`		`4414349525024`
`21`		`18208784215376`
`22`		`74988168359264`
`23`		`308369069291936`

[-1,0,8,56,304,1496,6992,31664,140384,613016, 2646544,11325200,48122528,203306736,854829344, 3579783776,14939605184,62162742296,257985394064, 1068242117456,4414349525024,18208784215376, 74988168359264,308369069291936]

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Last modified May 8 19:26 EDT 2024. Contains 372341 sequences. (Running on oeis4.)