A086200 as tables, graphs or sounds

A086200 formatted as a simple table:

`n`		`a(n)`
`1`		`1`
`2`		`3`
`3`		`15`
`4`		`66`
`5`		`406`
`6`		`2775`
`7`		`19900`
`8`		`152076`
`9`		`1206681`
`10`		`9841266`
`11`		`82336528`
`12`		`702993756`
`13`		`6105180250`
`14`		`53822344278`
`15`		`480681790786`
`16`		`4342078862605`
`17`		`39621836138886`
`18`		`364831810979041`
`19`		`3386667673687950`
`20`		`31669036266203766`

[1,3,15,66,406,2775,19900,152076,1206681,9841266, 82336528,702993756,6105180250,53822344278, 480681790786,4342078862605,39621836138886, 364831810979041,3386667673687950, 31669036266203766]

Last modified December 8 08:31 EST 2009. Contains 170430 sequences.

AT&T Labs Research