A084057 as tables, graphs or sounds

A084057 formatted as a simple table:

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`6`
`3`		`16`
`4`		`56`
`5`		`176`
`6`		`576`
`7`		`1856`
`8`		`6016`
`9`		`19456`
`10`		`62976`
`11`		`203776`
`12`		`659456`
`13`		`2134016`
`14`		`6905856`
`15`		`22347776`
`16`		`72318976`
`17`		`234029056`
`18`		`757334016`
`19`		`2450784256`
`20`		`7930904576`
`21`		`25664946176`
`22`		`83053510656`
`23`		`268766806016`
`24`		`869747654656`
`25`		`2814562533376`

[1,1,6,16,56,176,576,1856,6016,19456,62976,203776, 659456,2134016,6905856,22347776,72318976, 234029056,757334016,2450784256,7930904576, 25664946176,83053510656,268766806016,869747654656, 2814562533376]

Last modified December 5 08:23 EST 2009. Contains 170348 sequences.

AT&T Labs Research