A148995 as tables, graphs or sounds

A148995 formatted as a simple table:

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`3`
`3`		`9`
`4`		`33`
`5`		`117`
`6`		`453`
`7`		`1775`
`8`		`7112`
`9`		`28983`
`10`		`120132`
`11`		`504174`
`12`		`2146646`
`13`		`9208343`
`14`		`39778905`
`15`		`173078627`
`16`		`757217899`
`17`		`3328960216`
`18`		`14708426707`
`19`		`65283892983`
`20`		`291015312216`
`21`		`1302008131740`
`22`		`5842963924992`
`23`		`26296807422445`
`24`		`118666236830752`
`25`		`536772492146077`
`26`		`2433653602795155`
`27`		`11058875016376168`
`28`		`50361354298500484`

[1,1,3,9,33,117,453,1775,7112,28983,120132,504174, 2146646,9208343,39778905,173078627,757217899, 3328960216,14708426707,65283892983,291015312216, 1302008131740,5842963924992,26296807422445, 118666236830752,536772492146077,2433653602795155, 11058875016376168,50361354298500484]

Last modified December 15 00:47 EST 2009. Contains 170825 sequences.

AT&T Labs Research