A000556 as tables, graphs or sounds

A000556 formatted as a simple table:

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`5`
`3`		`31`
`4`		`257`
`5`		`2671`
`6`		`33305`
`7`		`484471`
`8`		`8054177`
`9`		`150635551`
`10`		`3130337705`
`11`		`71556251911`
`12`		`1784401334897`
`13`		`48205833997231`
`14`		`1402462784186105`
`15`		`43716593539939351`
`16`		`1453550100421124417`
`17`		`51350258701767067711`
`18`		`1920785418183176050505`

[1,1,5,31,257,2671,33305,484471,8054177,150635551, 3130337705,71556251911,1784401334897, 48205833997231,1402462784186105,43716593539939351, 1453550100421124417,51350258701767067711, 1920785418183176050505]

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

AT&T Labs Research