A002682 as tables, graphs or sounds

A002682 formatted as a simple table:

`n`		`a(n)`
`0`		`3`
`1`		`45`
`2`		`252`
`3`		`28350`
`4`		`1496880`
`5`		`3405402000`
`6`		`17513496000`
`7`		`7815397590000`
`8`		`5543722023840000`
`9`		`235212205868640000`
`10`		`206559082608278400000`
`11`		`516914104227216696000000`
`12`		`572581776990147724800000`

[3,45,252,28350,1496880,3405402000,17513496000, 7815397590000,5543722023840000,235212205868640000, 206559082608278400000,516914104227216696000000, 572581776990147724800000]

Last modified December 15 00:47 EST 2009. Contains 170825 sequences.

AT&T Labs Research