A037250 as tables, graphs or sounds

A037250 formatted as a simple table:

`n`		`a(n)`
`0`		`0`
`1`		`0`
`2`		`20`
`3`		`180`
`4`		`816`
`5`		`2600`
`6`		`6660`
`7`		`14700`
`8`		`29120`
`9`		`53136`
`10`		`90900`
`11`		`147620`
`12`		`229680`
`13`		`344760`
`14`		`501956`
`15`		`711900`
`16`		`986880`
`17`		`1340960`
`18`		`1790100`
`19`		`2352276`
`20`		`3047600`
`21`		`3898440`
`22`		`4929540`
`23`		`6168140`
`24`		`7644096`
`25`		`9390000`
`26`		`11441300`

[0,0,20,180,816,2600,6660,14700,29120,53136,90900, 147620,229680,344760,501956,711900,986880,1340960, 1790100,2352276,3047600,3898440,4929540,6168140, 7644096,9390000,11441300]

Last modified December 11 12:57 EST 2009. Contains 170656 sequences.

AT&T Labs Research