A064583 as tables, graphs or sounds

A064583 formatted as a simple table:

`n`		`a(n)`
`0`		`0`
`1`		`0`
`2`		`816`
`3`		`53136`
`4`		`986880`
`5`		`9390000`
`6`		`58831920`
`7`		`276825696`
`8`		`1057222656`
`9`		`3444262560`
`10`		`9900990000`
`11`		`25724822640`
`12`		`61490347776`
`13`		`137047559376`
`14`		`287786357040`
`15`		`574098840000`
`16`		`1095233372160`
`17`		`2009042197056`
`18`		`3559481173296`
`19`		`6114129610320`
`20`		`10214463840000`

[0,0,816,53136,986880,9390000,58831920,276825696, 1057222656,3444262560,9900990000,25724822640, 61490347776,137047559376,287786357040, 574098840000,1095233372160,2009042197056, 3559481173296,6114129610320,10214463840000]

Last modified December 20 00:58 EST 2009. Contains 171054 sequences.

AT&T Labs Research