A196688 - OEIS

The OEIS is supported by the many generous donors to the OEIS Foundation.

A196688 as a simple table

`n`		`a(n)`
`1`		`0`
`2`		`0`
`3`		`6`
`4`		`120`
`5`		`4440`
`6`		`157680`
`7`		`9187920`
`8`		`557665920`
`9`		`50759291520`
`10`		`4795586208000`
`11`		`636749560339200`
`12`		`86796062772249600`
`13`		`15877174512431232000`
`14`		`2953945462595410483200`
`15`		`712801595188655900928000`
`16`		`173684063741850454560768000`
`17`		`53471242848053479728254976000`
`18`		`16530628080065352033845256192000`

[0,0,6,120,4440,157680,9187920,557665920, 50759291520,4795586208000,636749560339200, 86796062772249600,15877174512431232000, 2953945462595410483200,712801595188655900928000, 173684063741850454560768000, 53471242848053479728254976000, 16530628080065352033845256192000]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 25 11:39 EDT 2024. Contains 371969 sequences. (Running on oeis4.)