A081696 as tables, graphs or sounds

A081696 formatted as a simple table:

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`3`
`3`		`9`
`4`		`29`
`5`		`97`
`6`		`333`
`7`		`1165`
`8`		`4135`
`9`		`14845`
`10`		`53791`
`11`		`196417`
`12`		`721887`
`13`		`2667941`
`14`		`9907851`
`15`		`36950465`
`16`		`138320021`
`17`		`519515209`
`18`		`1957091277`
`19`		`7392602917`
`20`		`27992976565`
`21`		`106236268337`
`22`		`404005515873`
`23`		`1539293204549`
`24`		`5875059106769`
`25`		`22459721336977`

[1,1,3,9,29,97,333,1165,4135,14845,53791,196417, 721887,2667941,9907851,36950465,138320021, 519515209,1957091277,7392602917,27992976565, 106236268337,404005515873,1539293204549, 5875059106769,22459721336977]

Last modified December 5 08:23 EST 2009. Contains 170348 sequences.

AT&T Labs Research