A003720 as tables, graphs or sounds

A003720 formatted as a simple table:

`n`		`a(n)`
`0`		`1`
`1`		`6`
`2`		`168`
`3`		`10672`
`4`		`1198080`
`5`		`208521728`
`6`		`51874413568`
`7`		`17449541107712`
`8`		`7622674735988736`
`9`		`4193561606973095936`
`10`		`2836052065377836597248`
`11`		`2312174256451088534208512`
`12`		`2236165580390456719589769216`

[1,6,168,10672,1198080,208521728,51874413568, 17449541107712,7622674735988736, 4193561606973095936,2836052065377836597248, 2312174256451088534208512, 2236165580390456719589769216]

Last modified December 17 19:39 EST 2009. Contains 170821 sequences.

AT&T Labs Research