A052542 as tables, graphs or sounds

A052542 formatted as a simple table:

`n`		`a(n)`
`0`		`1`
`1`		`2`
`2`		`4`
`3`		`10`
`4`		`24`
`5`		`58`
`6`		`140`
`7`		`338`
`8`		`816`
`9`		`1970`
`10`		`4756`
`11`		`11482`
`12`		`27720`
`13`		`66922`
`14`		`161564`
`15`		`390050`
`16`		`941664`
`17`		`2273378`
`18`		`5488420`
`19`		`13250218`
`20`		`31988856`
`21`		`77227930`
`22`		`186444716`
`23`		`450117362`
`24`		`1086679440`
`25`		`2623476242`
`26`		`6333631924`
`27`		`15290740090`
`28`		`36915112104`
`29`		`89120964298`

[1,2,4,10,24,58,140,338,816,1970,4756,11482,27720, 66922,161564,390050,941664,2273378,5488420, 13250218,31988856,77227930,186444716,450117362, 1086679440,2623476242,6333631924,15290740090, 36915112104,89120964298]

Last modified December 6 13:45 EST 2009. Contains 170429 sequences.

AT&T Labs Research