A054480 as tables, graphs or sounds

A054480 formatted as a simple table:

`n`		`a(n)`
`0`		`1`
`1`		`3`
`2`		`8`
`3`		`19`
`4`		`43`
`5`		`94`
`6`		`202`
`7`		`429`
`8`		`905`
`9`		`1901`
`10`		`3983`
`11`		`8332`
`12`		`17413`
`13`		`36370`
`14`		`75938`
`15`		`158519`
`16`		`330862`
`17`		`690523`
`18`		`1441082`
`19`		`3007369`
`20`		`6275917`
`21`		`13096737`
`22`		`27330418`
`23`		`57033206`
`24`		`119016808`
`25`		`248363751`
`26`		`518283950`
`27`		`1081551220`
`28`		`2256972626`
`29`		`4709831964`

[1,3,8,19,43,94,202,429,905,1901,3983,8332,17413, 36370,75938,158519,330862,690523,1441082,3007369, 6275917,13096737,27330418,57033206,119016808, 248363751,518283950,1081551220,2256972626, 4709831964]

Last modified December 8 08:31 EST 2009. Contains 170430 sequences.

AT&T Labs Research