A077239 as tables, graphs or sounds

A077239 formatted as a simple table:

`n`		`a(n)`
`0`		`7`
`1`		`37`
`2`		`215`
`3`		`1253`
`4`		`7303`
`5`		`42565`
`6`		`248087`
`7`		`1445957`
`8`		`8427655`
`9`		`49119973`
`10`		`286292183`
`11`		`1668633125`
`12`		`9725506567`
`13`		`56684406277`
`14`		`330380931095`
`15`		`1925601180293`
`16`		`11223226150663`
`17`		`65413755723685`
`18`		`381259308191447`
`19`		`2222142093424997`

[7,37,215,1253,7303,42565,248087,1445957,8427655, 49119973,286292183,1668633125,9725506567, 56684406277,330380931095,1925601180293, 11223226150663,65413755723685,381259308191447, 2222142093424997]

Last modified December 9 18:50 EST 2009. Contains 170568 sequences.

AT&T Labs Research