A012509 as tables, graphs or sounds

A012509 formatted as a simple table:

`n`		`a(n)`
`0`		`4`
`1`		`32`
`2`		`544`
`3`		`15872`
`4`		`707584`
`5`		`44736512`
`6`		`3807514624`
`7`		`419730685952`
`8`		`58177770225664`
`9`		`9902996106248192`
`10`		`2030847773013704704`
`11`		`493842960380415967232`
`12`		`140503203207887919775744`

[4,32,544,15872,707584,44736512,3807514624, 419730685952,58177770225664,9902996106248192, 2030847773013704704,493842960380415967232, 140503203207887919775744]

Last modified December 17 23:40 EST 2009. Contains 171025 sequences.

AT&T Labs Research