A033543 as tables, graphs or sounds

A033543 formatted as a simple table:

`n`		`a(n)`
`0`		`1`
`1`		`2`
`2`		`5`
`3`		`16`
`4`		`62`
`5`		`270`
`6`		`1257`
`7`		`6096`
`8`		`30398`
`9`		`154756`
`10`		`800834`
`11`		`4199720`
`12`		`22269976`
`13`		`119207942`
`14`		`643277553`
`15`		`3495713184`
`16`		`19113486390`
`17`		`105074982876`
`18`		`580435709622`
`19`		`3220217022144`
`20`		`17935186513044`
`21`		`100243540330188`

[1,2,5,16,62,270,1257,6096,30398,154756,800834, 4199720,22269976,119207942,643277553,3495713184, 19113486390,105074982876,580435709622, 3220217022144,17935186513044,100243540330188]

Last modified December 8 08:31 EST 2009. Contains 170430 sequences.

AT&T Labs Research