A129617 as tables, graphs or sounds

A129617 formatted as a simple table:

`n`		`a(n)`
`1`		`0`
`2`		`1`
`3`		`1`
`4`		`16`
`5`		`30`
`6`		`270`
`7`		`704`
`8`		`4740`
`9`		`15044`
`10`		`85696`
`11`		`307064`
`12`		`1581752`
`13`		`6112768`
`14`		`29606928`
`15`		`119948816`
`16`		`559289600`
`17`		`2333678048`
`18`		`10627917024`
`19`		`45168903168`
`20`		`202718165056`
`21`		`871493289024`
`22`		`3875855285248`
`23`		`16781946935168`
`24`		`74214590610304`

[0,1,1,16,30,270,704,4740,15044,85696,307064, 1581752,6112768,29606928,119948816,559289600, 2333678048,10627917024,45168903168,202718165056, 871493289024,3875855285248,16781946935168, 74214590610304]

Last modified November 29 12:46 EST 2009. Contains 167659 sequences.

AT&T Labs Research