A005120 as tables, graphs or sounds

A005120 formatted as a simple table:

`n`		`a(n)`
`0`		`0`
`1`		`1`
`2`		`-1`
`3`		`1`
`4`		`-1`
`5`		`-1`
`6`		`5`
`7`		`-8`
`8`		`7`
`9`		`1`
`10`		`-19`
`11`		`43`
`12`		`-55`
`13`		`27`
`14`		`64`
`15`		`-211`
`16`		`343`
`17`		`-307`
`18`		`-85`
`19`		`911`
`20`		`-1919`
`21`		`2344`
`22`		`-989`
`23`		`-3151`
`24`		`9625`
`25`		`-15049`
`26`		`12609`
`27`		`5671`
`28`		`-42496`
`29`		`85609`
`30`		`-100225`
`31`		`33977`
`32`		`154007`
`33`		`-437009`
`34`		`657901`
`35`		`-513512`
`36`		`-335665`
`37`		`1974097`
`38`		`-3808891`
`39`		`4265379`

[0,1,-1,1,-1,-1,5,-8,7,1,-19,43,-55,27,64,-211, 343,-307,-85,911,-1919,2344,-989,-3151,9625, -15049,12609,5671,-42496,85609,-100225,33977, 154007,-437009,657901,-513512,-335665,1974097, -3808891,4265379]

Last modified December 8 08:31 EST 2009. Contains 170430 sequences.

AT&T Labs Research