A218296 - OEIS

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A218296 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`4`
`3`		`30`
`4`		`352`
`5`		`5560`
`6`		`109056`
`7`		`2540720`
`8`		`68401152`
`9`		`2087897472`
`10`		`71236526080`
`11`		`2686375597312`
`12`		`110951893303296`
`13`		`4980913763830784`
`14`		`241491517062512640`
`15`		`12575483733378816000`
`16`		`700015678015053758464`
`17`		`41480146826887546372096`
`18`		`2606901492484549499682816`

[1,1,4,30,352,5560,109056,2540720,68401152, 2087897472,71236526080,2686375597312, 110951893303296,4980913763830784, 241491517062512640,12575483733378816000, 700015678015053758464,41480146826887546372096, 2606901492484549499682816]

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Last modified May 14 17:50 EDT 2024. Contains 372533 sequences. (Running on oeis4.)