A017948 as tables, graphs or sounds

A017948 formatted as a simple table:

`n`		`a(n)`
`0`		`1`
`1`		`4`
`2`		`14`
`3`		`53`
`4`		`196`
`5`		`734`
`6`		`2744`
`7`		`10268`
`8`		`38416`
`9`		`143740`
`10`		`537824`
`11`		`2012354`
`12`		`7529536`
`13`		`28172944`
`14`		`105413504`
`15`		`394421216`
`16`		`1475789056`
`17`		`5521897023`
`18`		`20661046784`
`19`		`77306558318`
`20`		`289254654976`
`21`		`1082291816450`
`22`		`4049565169664`

[1,4,14,53,196,734,2744,10268,38416,143740,537824, 2012354,7529536,28172944,105413504,394421216, 1475789056,5521897023,20661046784,77306558318, 289254654976,1082291816450,4049565169664]

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

AT&T Labs Research