A012378 as tables, graphs or sounds

A012378 formatted as a simple table:

`n`		`a(n)`
`0`		`2`
`1`		`12`
`2`		`430`
`3`		`26040`
`4`		`2661178`
`5`		`402231940`
`6`		`84456360742`
`7`		`23476965450736`
`8`		`8341678414816242`
`9`		`3686586514781799292`
`10`		`1982979948714026781726`
`11`		`1275341677617693817452200`
`12`		`966341800352400737116306986`

[2,12,430,26040,2661178,402231940,84456360742, 23476965450736,8341678414816242, 3686586514781799292,1982979948714026781726, 1275341677617693817452200, 966341800352400737116306986]

Last modified December 20 00:58 EST 2009. Contains 171054 sequences.

AT&T Labs Research