A080668 as tables, graphs or sounds

A080668 formatted as a simple table:

`n`		`a(n)`
`1`		`2`
`2`		`10`
`3`		`33`
`4`		`88`
`5`		`245`
`6`		`936`
`7`		`5383`
`8`		`40832`
`9`		`363609`
`10`		`3629800`
`11`		`39918131`
`12`		`479003328`
`13`		`6227022997`
`14`		`87178293944`
`15`		`1307674371375`
`16`		`20922789892096`
`17`		`355687428100913`
`18`		`6402373705733832`
`19`		`121645100408838859`
`20`		`2432902008176648000`

[2,10,33,88,245,936,5383,40832,363609,3629800, 39918131,479003328,6227022997,87178293944, 1307674371375,20922789892096,355687428100913, 6402373705733832,121645100408838859, 2432902008176648000]

Last modified December 5 08:23 EST 2009. Contains 170348 sequences.

AT&T Labs Research