A012584 - OEIS

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A012584 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`3`
`3`		`9`
`4`		`33`
`5`		`145`
`6`		`715`
`7`		`3801`
`8`		`21889`
`9`		`140001`
`10`		`974803`
`11`		`6947017`
`12`		`50720417`
`13`		`421135793`
`14`		`3950147227`
`15`		`33562929817`
`16`		`240061039105`
`17`		`2672302901185`
`18`		`45695167547043`
`19`		`388308372326665`
`20`		`-1858226878271967`
`21`		`9709607588675537`

[1,1,3,9,33,145,715,3801,21889,140001,974803, 6947017,50720417,421135793,3950147227,33562929817, 240061039105,2672302901185,45695167547043, 388308372326665,-1858226878271967, 9709607588675537]

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Last modified April 19 15:11 EDT 2024. Contains 371794 sequences. (Running on oeis4.)