A087432 as tables, graphs or sounds

A087432 formatted as a simple table:

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`3`
`3`		`7`
`4`		`19`
`5`		`51`
`6`		`143`
`7`		`407`
`8`		`1179`
`9`		`3451`
`10`		`10183`
`11`		`30207`
`12`		`89939`
`13`		`268451`
`14`		`802623`
`15`		`2402407`
`16`		`7196299`
`17`		`21567051`
`18`		`64657463`
`19`		`193885007`
`20`		`581480259`
`21`		`1744091251`
`22`		`5231574703`
`23`		`15693326007`
`24`		`47077181819`
`25`		`141225953051`
`26`		`423666674343`

[1,1,3,7,19,51,143,407,1179,3451,10183,30207, 89939,268451,802623,2402407,7196299,21567051, 64657463,193885007,581480259,1744091251, 5231574703,15693326007,47077181819,141225953051, 423666674343]

Last modified December 5 08:23 EST 2009. Contains 170348 sequences.

AT&T Labs Research