A074602 as tables, graphs or sounds

A074602 formatted as a simple table:

`n`		`a(n)`
`0`		`2`
`1`		`9`
`2`		`53`
`3`		`351`
`4`		`2417`
`5`		`16839`
`6`		`117713`
`7`		`823671`
`8`		`5765057`
`9`		`40354119`
`10`		`282476273`
`11`		`1977328791`
`12`		`13841291297`
`13`		`96889018599`
`14`		`678223089233`
`15`		`4747561542711`
`16`		`33232930635137`
`17`		`232630514118279`
`18`		`1628413598172593`
`19`		`11398895185897431`

[2,9,53,351,2417,16839,117713,823671,5765057, 40354119,282476273,1977328791,13841291297, 96889018599,678223089233,4747561542711, 33232930635137,232630514118279,1628413598172593, 11398895185897431]

Last modified December 7 23:50 EST 2009. Contains 170430 sequences.

AT&T Labs Research