A063721 - OEIS

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

A063721 as a simple table

`n`		`a(n)`
`1`		`1`
`2`		`2`
`3`		`16`
`4`		`48`
`5`		`6480`
`6`		`331776`
`7`		`26542080`
`8`		`207360000`
`9`		`174142586880`
`10`		`5476584960000`
`11`		`8352895346933760000`
`12`		`2556424320523960320000`
`13`		`190741334440500264960000`
`14`		`40745645800296001044480000`
`15`		`11921333402531266560000000000000000`
`16`		`58061203494913461453027322869401518080000`

[1,2,16,48,6480,331776,26542080,207360000, 174142586880,5476584960000,8352895346933760000, 2556424320523960320000,190741334440500264960000, 40745645800296001044480000, 11921333402531266560000000000000000, 58061203494913461453027322869401518080000]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 23 10:07 EDT 2024. Contains 371905 sequences. (Running on oeis4.)