A048489 as tables, graphs or sounds

A048489 formatted as a simple table:

`n`		`a(n)`
`0`		`1`
`1`		`8`
`2`		`22`
`3`		`50`
`4`		`106`
`5`		`218`
`6`		`442`
`7`		`890`
`8`		`1786`
`9`		`3578`
`10`		`7162`
`11`		`14330`
`12`		`28666`
`13`		`57338`
`14`		`114682`
`15`		`229370`
`16`		`458746`
`17`		`917498`
`18`		`1835002`
`19`		`3670010`
`20`		`7340026`
`21`		`14680058`
`22`		`29360122`
`23`		`58720250`
`24`		`117440506`
`25`		`234881018`
`26`		`469762042`
`27`		`939524090`
`28`		`1879048186`

[1,8,22,50,106,218,442,890,1786,3578,7162,14330, 28666,57338,114682,229370,458746,917498,1835002, 3670010,7340026,14680058,29360122,58720250, 117440506,234881018,469762042,939524090, 1879048186]

Last modified November 29 12:46 EST 2009. Contains 167659 sequences.

AT&T Labs Research