A020987 as tables, graphs or sounds

A020987 formatted as a simple table:

`n`		`a(n)`
`0`		`0`
`1`		`0`
`2`		`0`
`3`		`1`
`4`		`0`
`5`		`0`
`6`		`1`
`7`		`0`
`8`		`0`
`9`		`0`
`10`		`0`
`11`		`1`
`12`		`1`
`13`		`1`
`14`		`0`
`15`		`1`
`16`		`0`
`17`		`0`
`18`		`0`
`19`		`1`
`20`		`0`
`21`		`0`
`22`		`1`
`23`		`0`
`24`		`1`
`25`		`1`
`26`		`1`
`27`		`0`
`28`		`0`
`29`		`0`
`30`		`1`
`31`		`0`
`32`		`0`
`33`		`0`
`34`		`0`
`35`		`1`
`36`		`0`
`37`		`0`
`38`		`1`
`39`		`0`
`40`		`0`
`41`		`0`
`42`		`0`
`43`		`1`
`44`		`1`
`45`		`1`
`46`		`0`
`47`		`1`
`48`		`1`
`49`		`1`
`50`		`1`
`51`		`0`
`52`		`1`
`53`		`1`
`54`		`0`
`55`		`1`
`56`		`0`
`57`		`0`
`58`		`0`
`59`		`1`
`60`		`1`
`61`		`1`
`62`		`0`
`63`		`1`
`64`		`0`
`65`		`0`
`66`		`0`
`67`		`1`
`68`		`0`
`69`		`0`
`70`		`1`
`71`		`0`
`72`		`0`
`73`		`0`
`74`		`0`
`75`		`1`
`76`		`1`
`77`		`1`
`78`		`0`
`79`		`1`
`80`		`0`

[0,0,0,1,0,0,1,0,0,0,0,1,1,1,0,1,0,0,0,1,0,0,1,0, 1,1,1,0,0,0,1,0,0,0,0,1,0,0,1,0,0,0,0,1,1,1,0,1,1, 1,1,0,1,1,0,1,0,0,0,1,1,1,0,1,0,0,0,1,0,0,1,0,0,0, 0,1,1,1,0,1,0]

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

AT&T Labs Research