A012662 as tables, graphs or sounds

A012662 formatted as a simple table:

`n`		`a(n)`
`0`		`1`
`1`		`0`
`2`		`1`
`3`		`6`
`4`		`21`
`5`		`100`
`6`		`957`
`7`		`8498`
`8`		`70217`
`9`		`762696`
`10`		`9950809`
`11`		`128378910`
`12`		`1775380893`
`13`		`28325140012`
`14`		`483428842197`
`15`		`8558590549322`
`16`		`163465935697169`
`17`		`3367220579004048`
`18`		`72712394227734577`
`19`		`1648059951297530166`

[1,0,1,6,21,100,957,8498,70217,762696,9950809, 128378910,1775380893,28325140012,483428842197, 8558590549322,163465935697169,3367220579004048, 72712394227734577,1648059951297530166]

Last modified November 25 20:09 EST 2009. Contains 167514 sequences.

AT&T Labs Research