A009725 as tables, graphs or sounds

A009725 formatted as a simple table:

`n`		`a(n)`
`0`		`0`
`1`		`1`
`2`		`2`
`3`		`2`
`4`		`8`
`5`		`16`
`6`		`96`
`7`		`272`
`8`		`2176`
`9`		`7936`
`10`		`79360`
`11`		`353792`
`12`		`4245504`
`13`		`22368256`
`14`		`313155584`
`15`		`1903757312`
`16`		`30460116992`
`17`		`209865342976`
`18`		`3777576173568`
`19`		`29088885112832`
`20`		`581777702256640`
`21`		`4951498053124096`
`22`		`108932957168730112`

[0,1,2,2,8,16,96,272,2176,7936,79360,353792, 4245504,22368256,313155584,1903757312,30460116992, 209865342976,3777576173568,29088885112832, 581777702256640,4951498053124096, 108932957168730112]

Last modified December 17 13:29 EST 2009. Contains 170826 sequences.

AT&T Labs Research