A012380 as tables, graphs or sounds

A012380 formatted as a simple table:

`n`		`a(n)`
`0`		`2`
`1`		`12`
`2`		`310`
`3`		`15960`
`4`		`1275178`
`5`		`144435940`
`6`		`22125155806`
`7`		`4434275544496`
`8`		`1132379391991122`
`9`		`360443126615627452`
`10`		`140377052282997200262`
`11`		`65840588544634920144392`
`12`		`36684663022679611837425786`

[2,12,310,15960,1275178,144435940,22125155806, 4434275544496,1132379391991122,360443126615627452, 140377052282997200262,65840588544634920144392, 36684663022679611837425786]

Last modified December 3 22:15 EST 2009. Contains 170310 sequences.

AT&T Labs Research