A007449 as tables, graphs or sounds

A007449 formatted as a simple table:

`n`		`a(n)`
`0`		`7`
`1`		`9`
`2`		`40`
`3`		`74`
`4`		`1526`
`5`		`5436`
`6`		`2323240`
`7`		`29548570`
`8`		`5397414549030`
`9`		`873117986721660`
`10`		`29132083813207600287219240`
`11`		`762335018736884842676898606570`
`12`		`848678307299752276902028307632840866100214927571030`

[7,9,40,74,1526,5436,2323240,29548570, 5397414549030,873117986721660, 29132083813207600287219240, 762335018736884842676898606570, 848678307299752276902028307632840866100214927571030]

Last modified December 6 19:58 EST 2009. Contains 170429 sequences.

AT&T Labs Research