A121498 as tables, graphs or sounds

A121498 formatted as a simple table:

`n`		`a(n)`
`0`		`1`
`1`		`840`
`2`		`706442`
`3`		`594117717`
`4`		`499653000011`
`5`		`420208173009209`
`6`		`353395073500744901`
`7`		`297205256814126461312`
`8`		`249949620980680353964822`
`9`		`210207631244752177684410440`
`10`		`176784617876836581432589196836`

[1,840,706442,594117717,499653000011, 420208173009209,353395073500744901, 297205256814126461312,249949620980680353964822, 210207631244752177684410440, 176784617876836581432589196836]

Last modified December 10 00:48 EST 2009. Contains 170565 sequences.

AT&T Labs Research