A033577 as tables, graphs or sounds

A033577 formatted as a simple table:

`n`		`a(n)`
`0`		`1`
`1`		`20`
`2`		`63`
`3`		`130`
`4`		`221`
`5`		`336`
`6`		`475`
`7`		`638`
`8`		`825`
`9`		`1036`
`10`		`1271`
`11`		`1530`
`12`		`1813`
`13`		`2120`
`14`		`2451`
`15`		`2806`
`16`		`3185`
`17`		`3588`
`18`		`4015`
`19`		`4466`
`20`		`4941`
`21`		`5440`
`22`		`5963`
`23`		`6510`
`24`		`7081`
`25`		`7676`
`26`		`8295`
`27`		`8938`
`28`		`9605`
`29`		`10296`
`30`		`11011`
`31`		`11750`
`32`		`12513`
`33`		`13300`
`34`		`14111`

[1,20,63,130,221,336,475,638,825,1036,1271,1530, 1813,2120,2451,2806,3185,3588,4015,4466,4941,5440, 5963,6510,7081,7676,8295,8938,9605,10296,11011, 11750,12513,13300,14111]

Last modified December 5 08:23 EST 2009. Contains 170348 sequences.

AT&T Labs Research