A055308 as tables, graphs or sounds

A055308 formatted as a simple table:

`n`		`a(n)`
`8`		`8`
`9`		`9144`
`10`		`2178000`
`11`		`270111600`
`12`		`23449219200`
`13`		`1635398519040`
`14`		`98861289246720`
`15`		`5425893817344000`
`16`		`278673669001728000`
`17`		`13673851998782976000`
`18`		`650477329618365849600`
`19`		`30322668859342072012800`

[8,9144,2178000,270111600,23449219200, 1635398519040,98861289246720,5425893817344000, 278673669001728000,13673851998782976000, 650477329618365849600,30322668859342072012800]

Last modified December 17 23:40 EST 2009. Contains 171025 sequences.

AT&T Labs Research