A024680 as tables, graphs or sounds

A024680 formatted as a simple table:

`n`		`a(n)`
`1`		`0`
`2`		`0`
`3`		`0`
`4`		`0`
`5`		`0`
`6`		`0`
`7`		`0`
`8`		`0`
`9`		`0`
`10`		`0`
`11`		`1`
`12`		`2`
`13`		`1`
`14`		`2`
`15`		`1`
`16`		`1`
`17`		`3`
`18`		`7`
`19`		`6`
`20`		`5`
`21`		`9`
`22`		`10`
`23`		`7`
`24`		`9`
`25`		`17`
`26`		`15`
`27`		`19`
`28`		`15`
`29`		`24`
`30`		`19`
`31`		`34`
`32`		`29`
`33`		`31`
`34`		`42`
`35`		`42`
`36`		`55`
`37`		`58`
`38`		`60`
`39`		`57`
`40`		`60`
`41`		`71`
`42`		`88`
`43`		`85`
`44`		`97`
`45`		`92`
`46`		`106`
`47`		`129`
`48`		`137`
`49`		`132`
`50`		`152`
`51`		`142`
`52`		`153`
`53`		`176`
`54`		`175`
`55`		`182`
`56`		`196`
`57`		`212`
`58`		`231`
`59`		`239`
`60`		`238`
`61`		`250`
`62`		`256`
`63`		`306`
`64`		`305`
`65`		`326`
`66`		`314`
`67`		`382`
`68`		`394`
`69`		`394`
`70`		`433`
`71`		`413`
`72`		`437`

[0,0,0,0,0,0,0,0,0,0,1,2,1,2,1,1,3,7,6,5,9,10,7,9, 17,15,19,15,24,19,34,29,31,42,42,55,58,60,57,60, 71,88,85,97,92,106,129,137,132,152,142,153,176, 175,182,196,212,231,239,238,250,256,306,305,326, 314,382,394,394,433,413,437]

Last modified December 2 11:54 EST 2009. Contains 167921 sequences.

AT&T Labs Research