A006664 as tables, graphs or sounds

A006664 formatted as a simple table:

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`2`
`3`		`8`
`4`		`46`
`5`		`322`
`6`		`2546`
`7`		`21870`
`8`		`199494`
`9`		`1904624`
`10`		`18846714`
`11`		`191955370`
`12`		`2002141126`
`13`		`21303422480`
`14`		`230553207346`
`15`		`2531848587534`
`16`		`28159614749270`
`17`		`316713536035464`
`18`		`3597509926531778`
`19`		`41225699113145888`
`20`		`476180721050626814`
`21`		`5539597373695447322`
`22`		`64863295574835126394`
`23`		`763984568163192551672`
`24`		`9047263176444565467566`

[1,1,2,8,46,322,2546,21870,199494,1904624, 18846714,191955370,2002141126,21303422480, 230553207346,2531848587534,28159614749270, 316713536035464,3597509926531778, 41225699113145888,476180721050626814, 5539597373695447322,64863295574835126394, 763984568163192551672,9047263176444565467566]

Last modified December 20 16:54 EST 2009. Contains 171081 sequences.

AT&T Labs Research