A047119 as tables, graphs or sounds

A047119 formatted as a simple table:

`n`		`a(n)`
`0`		`1`
`1`		`2`
`2`		`9`
`3`		`44`
`4`		`250`
`5`		`1418`
`6`		`8567`
`7`		`51635`
`8`		`321039`
`9`		`1996724`
`10`		`12628528`
`11`		`80011583`
`12`		`511889348`
`13`		`3282172599`
`14`		`21172582733`
`15`		`136879748346`
`16`		`888481523846`
`17`		`5778565689270`
`18`		`37689416642042`
`19`		`246245960185175`
`20`		`1612234572834084`

[1,2,9,44,250,1418,8567,51635,321039,1996724, 12628528,80011583,511889348,3282172599, 21172582733,136879748346,888481523846, 5778565689270,37689416642042,246245960185175, 1612234572834084]

Last modified December 7 08:40 EST 2009. Contains 170430 sequences.

AT&T Labs Research