A068240 as tables, graphs or sounds

A068240 formatted as a simple table:

`n`		`a(n)`
`2`		`1`
`3`		`3906`
`4`		`3000366`
`5`		`414425080`
`6`		`19064362455`
`7`		`428429377026`
`8`		`5861180425996`
`9`		`55823546748096`
`10`		`403783634784285`
`11`		`2353615149832210`
`12`		`11531349080992026`
`13`		`48981767072238936`
`14`		`184656623163700051`
`15`		`629125059062885490`

[1,3906,3000366,414425080,19064362455, 428429377026,5861180425996,55823546748096, 403783634784285,2353615149832210, 11531349080992026,48981767072238936, 184656623163700051,629125059062885490]

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

AT&T Labs Research