A124400 as tables, graphs or sounds

A124400 formatted as a simple table:

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`4`
`3`		`7`
`4`		`18`
`5`		`38`
`6`		`88`
`7`		`195`
`8`		`441`
`9`		`988`
`10`		`2223`
`11`		`4992`
`12`		`11220`
`13`		`25208`
`14`		`56645`
`15`		`127277`
`16`		`285992`
`17`		`642615`
`18`		`1443946`
`19`		`3244514`
`20`		`7290360`
`21`		`16381287`
`22`		`36808421`
`23`		`82707768`
`24`		`185842671`
`25`		`417584688`
`26`		`938304280`
`27`		`2108350576`
`28`		`4737420745`
`29`		`10644887785`
`30`		`23918845740`

[1,1,4,7,18,38,88,195,441,988,2223,4992,11220, 25208,56645,127277,285992,642615,1443946,3244514, 7290360,16381287,36808421,82707768,185842671, 417584688,938304280,2108350576,4737420745, 10644887785,23918845740]

Last modified December 10 12:37 EST 2009. Contains 170569 sequences.

AT&T Labs Research