A030238 as tables, graphs or sounds

A030238 formatted as a simple table:

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`3`
`3`		`7`
`4`		`20`
`5`		`59`
`6`		`184`
`7`		`593`
`8`		`1964`
`9`		`6642`
`10`		`22845`
`11`		`79667`
`12`		`281037`
`13`		`1001092`
`14`		`3595865`
`15`		`13009673`
`16`		`47366251`
`17`		`173415176`
`18`		`638044203`
`19`		`2357941142`
`20`		`8748646386`
`21`		`32576869203`
`22`		`121701491701`
`23`		`456012458965`
`24`		`1713339737086`

[1,1,3,7,20,59,184,593,1964,6642,22845,79667, 281037,1001092,3595865,13009673,47366251, 173415176,638044203,2357941142,8748646386, 32576869203,121701491701,456012458965, 1713339737086]

Last modified November 29 12:46 EST 2009. Contains 167659 sequences.

AT&T Labs Research