A063039 as tables, graphs or sounds

A063039 formatted as a simple table:

`n`		`a(n)`
`1`		`1`
`2`		`1`
`3`		`6`
`4`		`66`
`5`		`4200`
`6`		`4192200`
`7`		`5115600`
`8`		`19083776176080`
`9`		`10086416728304192640`
`10`		`126556188275836361347200`
`11`		`451535899566923284351392000`
`12`		`1253032399528279799996000622278320876800`

[1,1,6,66,4200,4192200,5115600,19083776176080, 10086416728304192640,126556188275836361347200, 451535899566923284351392000, 1253032399528279799996000622278320876800]

Last modified November 29 12:46 EST 2009. Contains 167659 sequences.

AT&T Labs Research