A023000 as tables, graphs or sounds

A023000 formatted as a simple table:

`n`		`a(n)`
`0`		`0`
`1`		`1`
`2`		`8`
`3`		`57`
`4`		`400`
`5`		`2801`
`6`		`19608`
`7`		`137257`
`8`		`960800`
`9`		`6725601`
`10`		`47079208`
`11`		`329554457`
`12`		`2306881200`
`13`		`16148168401`
`14`		`113037178808`
`15`		`791260251657`
`16`		`5538821761600`
`17`		`38771752331201`
`18`		`271402266318408`
`19`		`1899815864228857`
`20`		`13298711049602000`

[0,1,8,57,400,2801,19608,137257,960800,6725601, 47079208,329554457,2306881200,16148168401, 113037178808,791260251657,5538821761600, 38771752331201,271402266318408,1899815864228857, 13298711049602000]

Last modified November 27 22:38 EST 2009. Contains 167602 sequences.

AT&T Labs Research