A117643 - OEIS

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A117643 as a simple table

`n`		`a(n)`
`0`		`3`
`1`		`2`
`2`		`2`
`3`		`3`
`4`		`8`
`5`		`35`
`6`		`204`
`7`		`1421`
`8`		`11360`
`9`		`102231`
`10`		`1022300`
`11`		`11245289`
`12`		`134943456`
`13`		`1754264915`
`14`		`24559708796`
`15`		`368395631925`
`16`		`5894330110784`
`17`		`100203611883311`
`18`		`1803665013899580`
`19`		`34269635264092001`
`20`		`685392705281840000`

[3,2,2,3,8,35,204,1421,11360,102231,1022300, 11245289,134943456,1754264915,24559708796, 368395631925,5894330110784,100203611883311, 1803665013899580,34269635264092001, 685392705281840000]

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Last modified April 25 07:07 EDT 2024. Contains 371964 sequences. (Running on oeis4.)