A055560 as tables, graphs or sounds

A055560 formatted as a simple table:

`n`		`a(n)`
`1`		`1`
`2`		`2`
`3`		`6`
`4`		`12`
`5`		`17`
`6`		`44`
`7`		`74`
`8`		`139`
`9`		`1123`
`10`		`1411`
`11`		`2101`
`12`		`4070`
`13`		`11323`
`14`		`11472`
`15`		`12870`
`16`		`16318`
`17`		`16853`
`18`		`18729`
`19`		`52642`
`20`		`132619`
`21`		`435644`
`22`		`446904`
`23`		`168566853`
`24`		`350096787`
`25`		`521037077`
`26`		`708609429`
`27`		`1121857192`
`28`		`1641773578`
`29`		`11947307367`
`30`		`21633254881`
`31`		`75356090494`

[1,2,6,12,17,44,74,139,1123,1411,2101,4070,11323, 11472,12870,16318,16853,18729,52642,132619,435644, 446904,168566853,350096787,521037077,708609429, 1121857192,1641773578,11947307367,21633254881, 75356090494]

Last modified November 27 14:50 EST 2009. Contains 167570 sequences.

AT&T Labs Research