A051680 as tables, graphs or sounds

A051680 formatted as a simple table:

`n`		`a(n)`
`1`		`1`
`2`		`27`
`3`		`6291`
`4`		`13589289`
`5`		`266377183929`
`6`		`47123189360124723`
`7`		`75095231825148137471259`
`8`		`1077370264330489309698453375441`
`9`		`139124702920688202983704723564457669361`

[1,27,6291,13589289,266377183929, 47123189360124723,75095231825148137471259, 1077370264330489309698453375441, 139124702920688202983704723564457669361]

Last modified December 6 22:55 EST 2009. Contains 170429 sequences.

AT&T Labs Research