A055854 as tables, graphs or sounds

A055854 formatted as a simple table:

`n`		`a(n)`
`0`		`0`
`1`		`1`
`2`		`9`
`3`		`53`
`4`		`253`
`5`		`1059`
`6`		`4043`
`7`		`14407`
`8`		`48639`
`9`		`157184`
`10`		`489872`
`11`		`1480608`
`12`		`4358752`
`13`		`12541184`
`14`		`35364864`
`15`		`97960192`
`16`		`267050240`
`17`		`717619200`
`18`		`1903452160`
`19`		`4989337600`
`20`		`12937052160`
`21`		`33212530688`
`22`		`84484882432`
`23`		`213090238464`
`24`		`533236219904`

[0,1,9,53,253,1059,4043,14407,48639,157184,489872, 1480608,4358752,12541184,35364864,97960192, 267050240,717619200,1903452160,4989337600, 12937052160,33212530688,84484882432,213090238464, 533236219904]

Last modified December 1 19:22 EST 2009. Contains 167811 sequences.

AT&T Labs Research