A020169 as tables, graphs or sounds

A020169 formatted as a simple table:

`n`		`a(n)`
`1`		`4`
`2`		`8`
`3`		`10`
`4`		`15`
`5`		`20`
`6`		`21`
`7`		`35`
`8`		`40`
`9`		`105`
`10`		`145`
`11`		`231`
`12`		`344`
`13`		`561`
`14`		`609`
`15`		`645`
`16`		`671`
`17`		`703`
`18`		`841`
`19`		`1065`
`20`		`1105`
`21`		`1281`
`22`		`1387`
`23`		`1417`
`24`		`1729`
`25`		`1885`
`26`		`1891`
`27`		`2121`
`28`		`2465`
`29`		`2701`
`30`		`2821`
`31`		`3045`
`32`		`3053`
`33`		`3829`
`34`		`4033`
`35`		`4205`
`36`		`4521`
`37`		`4870`
`38`		`5365`
`39`		`5565`
`40`		`6161`
`41`		`6892`
`42`		`7957`
`43`		`8295`
`44`		`8321`
`45`		`8695`
`46`		`8905`
`47`		`8911`
`48`		`9253`

[4,8,10,15,20,21,35,40,105,145,231,344,561,609, 645,671,703,841,1065,1105,1281,1387,1417,1729, 1885,1891,2121,2465,2701,2821,3045,3053,3829,4033, 4205,4521,4870,5365,5565,6161,6892,7957,8295,8321, 8695,8905,8911,9253]

Last modified November 27 22:38 EST 2009. Contains 167602 sequences.

AT&T Labs Research