A049981 as tables, graphs or sounds

A049981 formatted as a simple table:

`n`		`a(n)`
`1`		`1`
`2`		`2`
`3`		`4`
`4`		`6`
`5`		`9`
`6`		`13`
`7`		`17`
`8`		`21`
`9`		`28`
`10`		`34`
`11`		`40`
`12`		`49`
`13`		`56`
`14`		`64`
`15`		`77`
`16`		`86`
`17`		`95`
`18`		`110`
`19`		`120`
`20`		`132`
`21`		`150`
`22`		`163`
`23`		`175`
`24`		`195`
`25`		`210`
`26`		`225`
`27`		`248`
`28`		`265`
`29`		`280`
`30`		`308`
`31`		`324`
`32`		`342`
`33`		`370`
`34`		`390`
`35`		`412`
`36`		`445`
`37`		`464`
`38`		`486`
`39`		`519`
`40`		`545`
`41`		`566`
`42`		`605`
`43`		`627`
`44`		`653`
`45`		`696`
`46`		`723`
`47`		`747`
`48`		`790`
`49`		`817`
`50`		`850`

[1,2,4,6,9,13,17,21,28,34,40,49,56,64,77,86,95, 110,120,132,150,163,175,195,210,225,248,265,280, 308,324,342,370,390,412,445,464,486,519,545,566, 605,627,653,696,723,747,790,817,850]

Last modified December 5 20:25 EST 2009. Contains 170428 sequences.

AT&T Labs Research