A009575 as tables, graphs or sounds

A009575 formatted as a simple table:

`n`		`a(n)`
`0`		`0`
`1`		`0`
`2`		`2`
`3`		`-6`
`4`		`26`
`5`		`-140`
`6`		`894`
`7`		`-6594`
`8`		`55152`
`9`		`-515808`
`10`		`5334480`
`11`		`-60453360`
`12`		`745035840`
`13`		`-9921337920`
`14`		`141972324480`
`15`		`-2172695011200`
`16`		`35410730342400`
`17`		`-612356632473600`
`18`		`11198955424204800`
`19`		`-215960417122867200`
`20`		`4379675205233664000`

[0,0,2,-6,26,-140,894,-6594,55152,-515808,5334480, -60453360,745035840,-9921337920,141972324480, -2172695011200,35410730342400,-612356632473600, 11198955424204800,-215960417122867200, 4379675205233664000]

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

AT&T Labs Research