A137566 as tables, graphs or sounds

A137566 formatted as a simple table:

`n`		`a(n)`
`0`		`1`
`1`		`-1`
`2`		`0`
`3`		`0`
`4`		`0`
`5`		`-1`
`6`		`2`
`7`		`-2`
`8`		`1`
`9`		`0`
`10`		`0`
`11`		`-2`
`12`		`5`
`13`		`-5`
`14`		`2`
`15`		`0`
`16`		`1`
`17`		`-5`
`18`		`10`
`19`		`-10`
`20`		`5`
`21`		`-1`
`22`		`2`
`23`		`-10`
`24`		`20`
`25`		`-20`
`26`		`10`
`27`		`-2`
`28`		`5`
`29`		`-20`
`30`		`36`
`31`		`-36`
`32`		`20`
`33`		`-6`
`34`		`10`
`35`		`-36`
`36`		`65`
`37`		`-65`
`38`		`36`
`39`		`-12`
`40`		`21`
`41`		`-65`
`42`		`110`
`43`		`-110`
`44`		`65`
`45`		`-25`
`46`		`38`
`47`		`-110`
`48`		`185`
`49`		`-185`
`50`		`110`
`51`		`-46`
`52`		`70`
`53`		`-185`
`54`		`300`
`55`		`-300`
`56`		`186`
`57`		`-85`
`58`		`120`
`59`		`-300`
`60`		`481`
`61`		`-481`
`62`		`302`
`63`		`-146`
`64`		`205`
`65`		`-482`
`66`		`752`
`67`		`-752`
`68`		`486`
`69`		`-250`

[1,-1,0,0,0,-1,2,-2,1,0,0,-2,5,-5,2,0,1,-5,10,-10, 5,-1,2,-10,20,-20,10,-2,5,-20,36,-36,20,-6,10,-36, 65,-65,36,-12,21,-65,110,-110,65,-25,38,-110,185, -185,110,-46,70,-185,300,-300,186,-85,120,-300, 481,-481,302,-146,205,-482,752,-752,486,-250]

Last modified December 9 18:50 EST 2009. Contains 170568 sequences.

AT&T Labs Research