A057085 as tables, graphs or sounds

A057085 formatted as a simple table:

`n`		`a(n)`
`0`		`0`
`1`		`1`
`2`		`9`
`3`		`72`
`4`		`567`
`5`		`4455`
`6`		`34992`
`7`		`274833`
`8`		`2158569`
`9`		`16953624`
`10`		`133155495`
`11`		`1045816839`
`12`		`8213952096`
`13`		`64513217313`
`14`		`506693386953`
`15`		`3979621526760`
`16`		`31256353258263`
`17`		`245490585583527`
`18`		`1928108090927376`
`19`		`15143557548094641`
`20`		`118939045114505385`

[0,1,9,72,567,4455,34992,274833,2158569,16953624, 133155495,1045816839,8213952096,64513217313, 506693386953,3979621526760,31256353258263, 245490585583527,1928108090927376, 15143557548094641,118939045114505385]

Last modified November 29 12:46 EST 2009. Contains 167659 sequences.

AT&T Labs Research