A129273 as tables, graphs or sounds

A129273 formatted as a simple table:

`n`		`a(n)`
`0`		`1`
`1`		`-1`
`2`		`2`
`3`		`-7`
`4`		`26`
`5`		`-95`
`6`		`344`
`7`		`-1256`
`8`		`4654`
`9`		`-17470`
`10`		`66234`
`11`		`-253192`
`12`		`974992`
`13`		`-3778966`
`14`		`14729200`
`15`		`-57683066`
`16`		`226806148`
`17`		`-894791874`
`18`		`3540105138`
`19`		`-14039128725`
`20`		`55786507642`
`21`		`-222047783006`
`22`		`885073034920`
`23`		`-3532110787193`
`24`		`14110281656038`

[1,-1,2,-7,26,-95,344,-1256,4654,-17470,66234, -253192,974992,-3778966,14729200,-57683066, 226806148,-894791874,3540105138,-14039128725, 55786507642,-222047783006,885073034920, -3532110787193,14110281656038]

Last modified December 16 13:01 EST 2009. Contains 170825 sequences.

AT&T Labs Research