A005025 as tables, graphs or sounds

A005025 formatted as a simple table:

`n`		`a(n)`
`1`		`9`
`2`		`53`
`3`		`260`
`4`		`1156`
`5`		`4845`
`6`		`19551`
`7`		`76912`
`8`		`297275`
`9`		`1134705`
`10`		`4292145`
`11`		`16128061`
`12`		`60304951`
`13`		`224660626`
`14`		`834641671`
`15`		`3094322026`
`16`		`11453607152`
`17`		`42344301686`
`18`		`156404021389`
`19`		`577291806894`
`20`		`2129654436910`
`21`		`7853149169635`
`22`		`28949515515376`

[9,53,260,1156,4845,19551,76912,297275,1134705, 4292145,16128061,60304951,224660626,834641671, 3094322026,11453607152,42344301686,156404021389, 577291806894,2129654436910,7853149169635, 28949515515376]

Last modified December 20 16:54 EST 2009. Contains 171081 sequences.

AT&T Labs Research