A020228 as tables, graphs or sounds

A020228 formatted as a simple table:

`n`		`a(n)`
`1`		`9`
`2`		`33`
`3`		`91`
`4`		`99`
`5`		`153`
`6`		`259`
`7`		`303`
`8`		`451`
`9`		`481`
`10`		`561`
`11`		`657`
`12`		`703`
`13`		`909`
`14`		`949`
`15`		`1111`
`16`		`1233`
`17`		`1241`
`18`		`1729`
`19`		`1891`
`20`		`2047`
`21`		`2329`
`22`		`2409`
`23`		`2701`
`24`		`2821`
`25`		`2871`
`26`		`2981`
`27`		`3333`
`28`		`3367`
`29`		`4141`
`30`		`4187`
`31`		`4521`
`32`		`5461`
`33`		`5551`
`34`		`6001`
`35`		`6533`
`36`		`6541`
`37`		`6601`
`38`		`6931`
`39`		`7107`
`40`		`7373`
`41`		`7471`
`42`		`7633`
`43`		`7777`
`44`		`8149`
`45`		`8401`
`46`		`8911`

[9,33,91,99,153,259,303,451,481,561,657,703,909, 949,1111,1233,1241,1729,1891,2047,2329,2409,2701, 2821,2871,2981,3333,3367,4141,4187,4521,5461,5551, 6001,6533,6541,6601,6931,7107,7373,7471,7633,7777, 8149,8401,8911]

Last modified December 10 12:37 EST 2009. Contains 170569 sequences.

AT&T Labs Research