A109983 as tables, graphs or sounds

A109983 formatted as a simple table:

`n`		`a(n)`
`0`		`1`
`1`		`0`
`2`		`1`
`3`		`2`
`4`		`0`
`5`		`0`
`6`		`1`
`7`		`6`
`8`		`6`
`9`		`0`
`10`		`0`
`11`		`0`
`12`		`1`
`13`		`12`
`14`		`30`
`15`		`20`
`16`		`0`
`17`		`0`
`18`		`0`
`19`		`0`
`20`		`1`
`21`		`20`
`22`		`90`
`23`		`140`
`24`		`70`
`25`		`0`
`26`		`0`
`27`		`0`
`28`		`0`
`29`		`0`
`30`		`1`
`31`		`30`
`32`		`210`
`33`		`560`
`34`		`630`
`35`		`252`
`36`		`0`
`37`		`0`
`38`		`0`
`39`		`0`
`40`		`0`
`41`		`0`
`42`		`1`
`43`		`42`
`44`		`420`
`45`		`1680`
`46`		`3150`
`47`		`2772`
`48`		`924`
`49`		`0`
`50`		`0`
`51`		`0`
`52`		`0`
`53`		`0`
`54`		`0`
`55`		`0`
`56`		`1`
`57`		`56`
`58`		`756`
`59`		`4200`
`60`		`11550`
`61`		`16632`
`62`		`12012`
`63`		`3432`
`64`		`0`
`65`		`0`
`66`		`0`
`67`		`0`
`68`		`0`
`69`		`0`
`70`		`0`
`71`		`0`
`72`		`1`
`73`		`72`
`74`		`1260`
`75`		`9240`

[1,0,1,2,0,0,1,6,6,0,0,0,1,12,30,20,0,0,0,0,1,20, 90,140,70,0,0,0,0,0,1,30,210,560,630,252,0,0,0,0, 0,0,1,42,420,1680,3150,2772,924,0,0,0,0,0,0,0,1, 56,756,4200,11550,16632,12012,3432,0,0,0,0,0,0,0, 0,1,72,1260,9240]

Last modified December 19 12:50 EST 2009. Contains 171053 sequences.

AT&T Labs Research