A000110 as tables, graphs or sounds

A000110 formatted as a simple table:

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`2`
`3`		`5`
`4`		`15`
`5`		`52`
`6`		`203`
`7`		`877`
`8`		`4140`
`9`		`21147`
`10`		`115975`
`11`		`678570`
`12`		`4213597`
`13`		`27644437`
`14`		`190899322`
`15`		`1382958545`
`16`		`10480142147`
`17`		`82864869804`
`18`		`682076806159`
`19`		`5832742205057`
`20`		`51724158235372`
`21`		`474869816156751`
`22`		`4506715738447323`

[1,1,2,5,15,52,203,877,4140,21147,115975,678570, 4213597,27644437,190899322,1382958545,10480142147, 82864869804,682076806159,5832742205057, 51724158235372,474869816156751,4506715738447323]

Last modified December 21 10:15 EST 2009. Contains 171081 sequences.

AT&T Labs Research