A001004 as tables, graphs or sounds

A001004 formatted as a simple table:

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`2`
`3`		`3`
`4`		`9`
`5`		`20`
`6`		`75`
`7`		`262`
`8`		`1117`
`9`		`4783`
`10`		`21971`
`11`		`102249`
`12`		`489077`
`13`		`2370142`
`14`		`11654465`
`15`		`57916324`
`16`		`290693391`
`17`		`1471341341`
`18`		`7504177738`
`19`		`38532692207`
`20`		`199076194985`
`21`		`1034236705992`
`22`		`5400337050086`
`23`		`28329240333758`
`24`		`149244907249629`

[1,1,2,3,9,20,75,262,1117,4783,21971,102249, 489077,2370142,11654465,57916324,290693391, 1471341341,7504177738,38532692207,199076194985, 1034236705992,5400337050086,28329240333758, 149244907249629]

Last modified December 19 12:50 EST 2009. Contains 171053 sequences.

AT&T Labs Research