A009123 as tables, graphs or sounds

A009123 formatted as a simple table:

`n`		`a(n)`
`0`		`1`
`1`		`0`
`2`		`1`
`3`		`-3`
`4`		`8`
`5`		`-30`
`6`		`136`
`7`		`-693`
`8`		`3968`
`9`		`-25260`
`10`		`176896`
`11`		`-1351383`
`12`		`11184128`
`13`		`-99680490`
`14`		`951878656`
`15`		`-9695756073`
`16`		`104932671488`
`17`		`-1202439837720`
`18`		`14544442556416`
`19`		`-185185594118763`
`20`		`2475749026562048`
`21`		`-34674437196568950`

[1,0,1,-3,8,-30,136,-693,3968,-25260,176896, -1351383,11184128,-99680490,951878656,-9695756073, 104932671488,-1202439837720,14544442556416, -185185594118763,2475749026562048, -34674437196568950]

Last modified December 2 11:54 EST 2009. Contains 167921 sequences.

AT&T Labs Research