A002820 as tables, graphs or sounds

A002820 formatted as a simple table:

`n`		`a(n)`
`2`		`2`
`3`		`48`
`4`		`5824`
`5`		`2887680`
`6`		`5821595648`
`7`		`47317927329792`
`8`		`1544457148312846336`
`9`		`202039706313624586813440`
`10`		`105823549214125066767168438272`
`11`		`221819704567105547916502447159246848`

[2,48,5824,2887680,5821595648,47317927329792, 1544457148312846336,202039706313624586813440, 105823549214125066767168438272, 221819704567105547916502447159246848]

Last modified December 2 11:54 EST 2009. Contains 167921 sequences.

AT&T Labs Research