A203417 - OEIS

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A203417 as a simple table

`n`		`a(n)`
`1`		`1`
`2`		`3`
`3`		`15`
`4`		`140`
`5`		`700`
`6`		`2520`
`7`		`44352`
`8`		`2196480`
`9`		`47567520`
`10`		`634233600`
`11`		`51753461760`
`12`		`13984935444480`
`13`		`1448751906201600`
`14`		`82605199597240320`
`15`		`32797812715211980800`
`16`		`5296846753506734899200`
`17`		`483765735240908144640000`
`18`		`28985693293514522492928000`

[1,3,15,140,700,2520,44352,2196480,47567520, 634233600,51753461760,13984935444480, 1448751906201600,82605199597240320, 32797812715211980800,5296846753506734899200, 483765735240908144640000, 28985693293514522492928000]

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Last modified April 25 07:53 EDT 2024. Contains 371964 sequences. (Running on oeis4.)