A104447 as tables, graphs or sounds

A104447 formatted as a simple table:

`n`		`a(n)`
`0`		`1`
`1`		`2`
`2`		`5`
`3`		`13`
`4`		`39`
`5`		`139`
`6`		`587`
`7`		`2897`
`8`		`16462`
`9`		`106301`
`10`		`771313`
`11`		`6228073`
`12`		`55494336`
`13`		`541651873`
`14`		`5753940704`
`15`		`66147591142`
`16`		`818802488476`
`17`		`10864622564915`
`18`		`153914784829775`
`19`		`2319599022540318`
`20`		`37068215129072522`
`21`		`626279667948552452`

[1,2,5,13,39,139,587,2897,16462,106301,771313, 6228073,55494336,541651873,5753940704,66147591142, 818802488476,10864622564915,153914784829775, 2319599022540318,37068215129072522, 626279667948552452]

Last modified December 6 22:55 EST 2009. Contains 170429 sequences.

AT&T Labs Research