A032222 as tables, graphs or sounds

A032222 formatted as a simple table:

`n`		`a(n)`
`1`		`2`
`2`		`4`
`3`		`14`
`4`		`48`
`5`		`162`
`6`		`1186`
`7`		`6918`
`8`		`39696`
`9`		`537170`
`10`		`3056574`
`11`		`25758438`
`12`		`355775778`
`13`		`3541870438`
`14`		`26985605042`
`15`		`248862069474`
`16`		`6053773511696`
`17`		`46393386523698`
`18`		`511397173220686`
`19`		`4891387087110678`
`20`		`118913797103152638`

[2,4,14,48,162,1186,6918,39696,537170,3056574, 25758438,355775778,3541870438,26985605042, 248862069474,6053773511696,46393386523698, 511397173220686,4891387087110678, 118913797103152638]

Last modified December 2 11:54 EST 2009. Contains 167921 sequences.

AT&T Labs Research