A006987 as tables, graphs or sounds

A006987 formatted as a simple table:

`n`		`a(n)`
`1`		`6`
`2`		`10`
`3`		`15`
`4`		`20`
`5`		`21`
`6`		`28`
`7`		`35`
`8`		`36`
`9`		`45`
`10`		`55`
`11`		`56`
`12`		`66`
`13`		`70`
`14`		`78`
`15`		`84`
`16`		`91`
`17`		`105`
`18`		`120`
`19`		`126`
`20`		`136`
`21`		`153`
`22`		`165`
`23`		`171`
`24`		`190`
`25`		`210`
`26`		`220`
`27`		`231`
`28`		`252`
`29`		`253`
`30`		`276`
`31`		`286`
`32`		`300`
`33`		`325`
`34`		`330`
`35`		`351`
`36`		`364`
`37`		`378`
`38`		`406`
`39`		`435`
`40`		`455`
`41`		`462`
`42`		`465`
`43`		`495`
`44`		`496`
`45`		`528`
`46`		`560`
`47`		`561`
`48`		`595`
`49`		`630`
`50`		`666`
`51`		`680`
`52`		`703`
`53`		`715`
`54`		`741`
`55`		`780`
`56`		`792`
`57`		`816`
`58`		`820`

[6,10,15,20,21,28,35,36,45,55,56,66,70,78,84,91, 105,120,126,136,153,165,171,190,210,220,231,252, 253,276,286,300,325,330,351,364,378,406,435,455, 462,465,495,496,528,560,561,595,630,666,680,703, 715,741,780,792,816,820]

Last modified November 30 13:13 EST 2009. Contains 167758 sequences.

AT&T Labs Research