A086972 as tables, graphs or sounds

A086972 formatted as a simple table:

`n`		`a(n)`
`0`		`1`
`1`		`3`
`2`		`11`
`3`		`41`
`4`		`149`
`5`		`527`
`6`		`1823`
`7`		`6197`
`8`		`20777`
`9`		`68891`
`10`		`226355`
`11`		`738113`
`12`		`2391485`
`13`		`7705895`
`14`		`24712007`
`15`		`78918989`
`16`		`251105873`
`17`		`796364339`
`18`		`2518233179`
`19`		`7942120025`
`20`		`24988621541`
`21`		`78452649023`
`22`		`245818300271`
`23`		`768835960421`
`24`		`2400651060089`

[1,3,11,41,149,527,1823,6197,20777,68891,226355, 738113,2391485,7705895,24712007,78918989, 251105873,796364339,2518233179,7942120025, 24988621541,78452649023,245818300271,768835960421, 2400651060089]

Last modified December 3 22:15 EST 2009. Contains 170310 sequences.

AT&T Labs Research