A107864 - OEIS

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A107864 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`3`
`2`		`21`
`3`		`220`
`4`		`3060`
`5`		`53130`
`6`		`1107568`
`7`		`26978328`
`8`		`752538150`
`9`		`23667689815`
`10`		`828931106355`
`11`		`32006008361808`
`12`		`1350990969850340`
`13`		`61902409203193230`
`14`		`3060335715568296000`
`15`		`162392216278033616560`
`16`		`9206887338937200407418`

[1,3,21,220,3060,53130,1107568,26978328,752538150, 23667689815,828931106355,32006008361808, 1350990969850340,61902409203193230, 3060335715568296000,162392216278033616560, 9206887338937200407418]

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Last modified April 24 05:26 EDT 2024. Contains 371918 sequences. (Running on oeis4.)