A028977 as tables, graphs or sounds

A028977 formatted as a simple table:

`n`		`a(n)`
`0`		`1`
`1`		`0`
`2`		`72`
`3`		`192`
`4`		`504`
`5`		`576`
`6`		`2280`
`7`		`1728`
`8`		`4248`
`9`		`4800`
`10`		`7920`
`11`		`6336`
`12`		`19416`
`13`		`10368`
`14`		`21312`
`15`		`22464`
`16`		`33624`
`17`		`24192`
`18`		`63048`
`19`		`32832`
`20`		`65808`
`21`		`60864`
`22`		`83232`
`23`		`57600`
`24`		`155640`
`25`		`76032`
`26`		`137520`
`27`		`130944`
`28`		`180288`
`29`		`116928`
`30`		`290736`

[1,0,72,192,504,576,2280,1728,4248,4800,7920,6336, 19416,10368,21312,22464,33624,24192,63048,32832, 65808,60864,83232,57600,155640,76032,137520, 130944,180288,116928,290736]

Last modified December 10 12:37 EST 2009. Contains 170569 sequences.

AT&T Labs Research