A121315 as tables, graphs or sounds

A121315 formatted as a simple table:

`n`		`a(n)`
`1`		`2`
`2`		`6`
`3`		`12`
`4`		`20`
`5`		`35`
`6`		`56`
`7`		`72`
`8`		`99`
`9`		`143`
`10`		`208`
`11`		`272`
`12`		`323`
`13`		`437`
`14`		`575`
`15`		`675`
`16`		`783`
`17`		`899`
`18`		`992`
`19`		`1184`
`20`		`1517`
`21`		`1763`
`22`		`2021`
`23`		`2303`
`24`		`2597`
`25`		`3127`
`26`		`3599`
`27`		`3904`
`28`		`4288`
`29`		`4757`
`30`		`5183`
`31`		`5767`
`32`		`6399`
`33`		`6723`
`34`		`7387`
`35`		`8633`
`36`		`9797`
`37`		`10403`
`38`		`11021`
`39`		`11663`
`40`		`12317`
`41`		`13673`
`42`		`15125`
`43`		`15875`
`44`		`16256`
`45`		`16768`

[2,6,12,20,35,56,72,99,143,208,272,323,437,575, 675,783,899,992,1184,1517,1763,2021,2303,2597, 3127,3599,3904,4288,4757,5183,5767,6399,6723,7387, 8633,9797,10403,11021,11663,12317,13673,15125, 15875,16256,16768]

Last modified December 4 23:11 EST 2009. Contains 170347 sequences.

AT&T Labs Research