A096421 - OEIS

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A096421 as a simple table

`n`		`a(n)`
`1`		`1`
`2`		`1`
`3`		`2`
`4`		`4`
`5`		`12`
`6`		`24`
`7`		`88`
`8`		`224`
`9`		`720`
`10`		`1792`
`11`		`7200`
`12`		`16512`
`13`		`69952`
`14`		`185984`
`15`		`608896`
`16`		`1797120`
`17`		`7495424`
`18`		`17936896`
`19`		`79457792`
`20`		`211576832`
`21`		`742306816`
`22`		`2190231552`
`23`		`9482688512`
`24`		`23198867456`
`25`		`97967427584`
`26`		`285227057152`
`27`		`1046412681216`
`28`		`3019819909120`

[1,1,2,4,12,24,88,224,720,1792,7200,16512,69952, 185984,608896,1797120,7495424,17936896,79457792, 211576832,742306816,2190231552,9482688512, 23198867456,97967427584,285227057152, 1046412681216,3019819909120]

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Last modified April 19 21:09 EDT 2024. Contains 371798 sequences. (Running on oeis4.)