A002867 as tables, graphs or sounds

A002867 formatted as a simple table:

`n`		`a(n)`
`0`		`1`
`1`		`2`
`2`		`12`
`3`		`72`
`4`		`720`
`5`		`7200`
`6`		`100800`
`7`		`1411200`
`8`		`25401600`
`9`		`457228800`
`10`		`10059033600`
`11`		`221298739200`
`12`		`5753767219200`
`13`		`149597947699200`
`14`		`4487938430976000`
`15`		`134638152929280000`
`16`		`4577697199595520000`
`17`		`155641704786247680000`

[1,2,12,72,720,7200,100800,1411200,25401600, 457228800,10059033600,221298739200,5753767219200, 149597947699200,4487938430976000, 134638152929280000,4577697199595520000, 155641704786247680000]

Last modified December 17 19:39 EST 2009. Contains 170821 sequences.

AT&T Labs Research