A000568 as tables, graphs or sounds

A000568 formatted as a simple table:

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`1`
`3`		`2`
`4`		`4`
`5`		`12`
`6`		`56`
`7`		`456`
`8`		`6880`
`9`		`191536`
`10`		`9733056`
`11`		`903753248`
`12`		`154108311168`
`13`		`48542114686912`
`14`		`28401423719122304`
`15`		`31021002160355166848`
`16`		`63530415842308265100288`
`17`		`244912778438520759443245824`

[1,1,1,2,4,12,56,456,6880,191536,9733056, 903753248,154108311168,48542114686912, 28401423719122304,31021002160355166848, 63530415842308265100288, 244912778438520759443245824]

Last modified December 18 21:37 EST 2009. Contains 171024 sequences.

AT&T Labs Research