A090205 as tables, graphs or sounds

A090205 formatted as a simple table:

`n`		`a(n)`
`1`		`4`
`2`		`108`
`3`		`6912`
`4`		`800000`
`5`		`145800000`
`6`		`38423222208`
`7`		`13816758796288`
`8`		`6499837226778624`
`9`		`3874204890000000000`
`10`		`2853116706110000000000`
`11`		`2543867514227405321404416`
`12`		`2700464873652770753916960768`

[4,108,6912,800000,145800000,38423222208, 13816758796288,6499837226778624, 3874204890000000000,2853116706110000000000, 2543867514227405321404416, 2700464873652770753916960768]

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

AT&T Labs Research