A294521 - OEIS

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

A294521 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`12`
`2`		`44`
`3`		`704`
`4`		`73920`
`5`		`320320`
`6`		`9929920`
`7`		`89369280`
`8`		`3664140480`
`9`		`84275231040`
`10`		`1432678927680`
`11`		`1432678927680`
`12`		`87393414588480`
`13`		`87393414588480`
`14`		`6204932435782080`
`15`		`14736714534982440`
`16`		`132630430814841960`
`17`		`5703108525038204280`
`18`		`5703108525038204280`
`19`		`18249947280122253696`
`20`		`1843244675292347623296`

[1,12,44,704,73920,320320,9929920,89369280, 3664140480,84275231040,1432678927680, 1432678927680,87393414588480,87393414588480, 6204932435782080,14736714534982440, 132630430814841960,5703108525038204280, 5703108525038204280,18249947280122253696, 1843244675292347623296]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 19 18:05 EDT 2024. Contains 371798 sequences. (Running on oeis4.)