A001576 as tables, graphs or sounds

A001576 formatted as a simple table:

`n`		`a(n)`
`0`		`3`
`1`		`7`
`2`		`21`
`3`		`73`
`4`		`273`
`5`		`1057`
`6`		`4161`
`7`		`16513`
`8`		`65793`
`9`		`262657`
`10`		`1049601`
`11`		`4196353`
`12`		`16781313`
`13`		`67117057`
`14`		`268451841`
`15`		`1073774593`
`16`		`4295032833`
`17`		`17180000257`
`18`		`68719738881`
`19`		`274878431233`
`20`		`1099512676353`
`21`		`4398048608257`
`22`		`17592190238721`

[3,7,21,73,273,1057,4161,16513,65793,262657, 1049601,4196353,16781313,67117057,268451841, 1073774593,4295032833,17180000257,68719738881, 274878431233,1099512676353,4398048608257, 17592190238721]

Last modified December 16 17:18 EST 2009. Contains 170825 sequences.

AT&T Labs Research