A057090 as tables, graphs or sounds

A057090 formatted as a simple table:

`n`		`a(n)`
`0`		`1`
`1`		`7`
`2`		`56`
`3`		`441`
`4`		`3479`
`5`		`27440`
`6`		`216433`
`7`		`1707111`
`8`		`13464808`
`9`		`106203433`
`10`		`837677687`
`11`		`6607167840`
`12`		`52113918689`
`13`		`411047605703`
`14`		`3242130670744`
`15`		`25572247935129`
`16`		`201700650241111`
`17`		`1590910287233680`
`18`		`12548276562323537`
`19`		`98974307946900519`

[1,7,56,441,3479,27440,216433,1707111,13464808, 106203433,837677687,6607167840,52113918689, 411047605703,3242130670744,25572247935129, 201700650241111,1590910287233680, 12548276562323537,98974307946900519]

Last modified November 27 14:50 EST 2009. Contains 167570 sequences.

AT&T Labs Research