A049863 as tables, graphs or sounds

A049863 formatted as a simple table:

`n`		`a(n)`
`0`		`0`
`1`		`3`
`2`		`4`
`3`		`7`
`4`		`11`
`5`		`21`
`6`		`39`
`7`		`74`
`8`		`138`
`9`		`258`
`10`		`481`
`11`		`898`
`12`		`1676`
`13`		`3129`
`14`		`5841`
`15`		`10904`
`16`		`20355`
`17`		`37998`
`18`		`70933`
`19`		`132415`
`20`		`247187`
`21`		`461439`
`22`		`861396`
`23`		`1608020`
`24`		`3001788`
`25`		`5603619`
`26`		`10460614`
`27`		`19527460`
`28`		`36453089`
`29`		`68049183`
`30`		`127031520`
`31`		`237137411`
`32`		`442678728`

[0,3,4,7,11,21,39,74,138,258,481,898,1676,3129, 5841,10904,20355,37998,70933,132415,247187,461439, 861396,1608020,3001788,5603619,10460614,19527460, 36453089,68049183,127031520,237137411,442678728]

Last modified December 16 13:01 EST 2009. Contains 170825 sequences.

AT&T Labs Research