A050478 as tables, graphs or sounds

A050478 formatted as a simple table:

`n`		`a(n)`
`0`		`1`
`1`		`9`
`2`		`34`
`3`		`125`
`4`		`462`
`5`		`1722`
`6`		`6468`
`7`		`24453`
`8`		`92950`
`9`		`354926`
`10`		`1360476`
`11`		`5231954`
`12`		`20177164`
`13`		`78004500`
`14`		`302211720`
`15`		`1173076245`
`16`		`4561139430`
`17`		`17761336230`
`18`		`69257611500`
`19`		`270391268070`
`20`		`1056823387620`

[1,9,34,125,462,1722,6468,24453,92950,354926, 1360476,5231954,20177164,78004500,302211720, 1173076245,4561139430,17761336230,69257611500, 270391268070,1056823387620]

Last modified December 6 13:11 EST 2009. Contains 170427 sequences.

AT&T Labs Research