A000343 as tables, graphs or sounds

A000343 formatted as a simple table:

`n`		`a(n)`
`5`		`1`
`6`		`5`
`7`		`20`
`8`		`70`
`9`		`230`
`10`		`721`
`11`		`2200`
`12`		`6575`
`13`		`19385`
`14`		`56575`
`15`		`163952`
`16`		`472645`
`17`		`1357550`
`18`		`3888820`
`19`		`11119325`
`20`		`31753269`
`21`		`90603650`
`22`		`258401245`
`23`		`736796675`
`24`		`2100818555`
`25`		`5990757124`
`26`		`17087376630`
`27`		`48753542665`
`28`		`139155765455`
`29`		`397356692275`

[1,5,20,70,230,721,2200,6575,19385,56575,163952, 472645,1357550,3888820,11119325,31753269,90603650, 258401245,736796675,2100818555,5990757124, 17087376630,48753542665,139155765455, 397356692275]

Last modified December 6 19:58 EST 2009. Contains 170429 sequences.

AT&T Labs Research