A003163 as tables, graphs or sounds

A003163 formatted as a simple table:

`n`		`a(n)`
`0`		`1`
`1`		`2`
`2`		`5`
`3`		`20`
`4`		`350`
`5`		`140`
`6`		`1050`
`7`		`300`
`8`		`57750`
`9`		`38500`
`10`		`250250`
`11`		`45500`
`12`		`2388750`
`13`		`367500`
`14`		`318750`
`15`		`42500`
`16`		`1088106250`
`17`		`128012500`
`18`		`960093750`
`19`		`101062500`
`20`		`105761906250`
`21`		`10072562500`
`22`		`2289218750`
`23`		`199062500`
`24`		`8842968750`
`25`		`707437500`
`26`		`51289218750`

[1,2,5,20,350,140,1050,300,57750,38500,250250, 45500,2388750,367500,318750,42500,1088106250, 128012500,960093750,101062500,105761906250, 10072562500,2289218750,199062500,8842968750, 707437500,51289218750]

Last modified December 6 22:55 EST 2009. Contains 170429 sequences.

AT&T Labs Research