A056197 - OEIS

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A056197 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`7`
`2`		`38`
`3`		`222`
`4`		`1464`
`5`		`10920`
`6`		`91440`
`7`		`851760`
`8`		`8749440`
`9`		`98340480`
`10`		`1201132800`
`11`		`15846969600`
`12`		`224651750400`
`13`		`3406180377600`
`14`		`55009501747200`
`15`		`942833219328000`
`16`		`17093919338496000`
`17`		`326876746420224000`
`18`		`6575237795782656000`

[1,7,38,222,1464,10920,91440,851760,8749440, 98340480,1201132800,15846969600,224651750400, 3406180377600,55009501747200,942833219328000, 17093919338496000,326876746420224000, 6575237795782656000]

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Last modified April 23 13:11 EDT 2024. Contains 371913 sequences. (Running on oeis4.)