A135490 as tables, graphs or sounds

A135490 formatted as a simple table:

`n`		`a(n)`
`0`		`1`
`1`		`6`
`2`		`30`
`3`		`162`
`4`		`886`
`5`		`4932`
`6`		`27714`
`7`		`157018`
`8`		`894942`
`9`		`5126268`
`10`		`29481732`
`11`		`170128850`
`12`		`984577446`
`13`		`5712117772`
`14`		`33210790018`
`15`		`193456179430`
`16`		`1128789904110`
`17`		`6596174575548`
`18`		`38596967873100`
`19`		`226120320617484`
`20`		`1326180436400932`

[1,6,30,162,886,4932,27714,157018,894942,5126268, 29481732,170128850,984577446,5712117772, 33210790018,193456179430,1128789904110, 6596174575548,38596967873100,226120320617484, 1326180436400932]

Last modified December 5 23:38 EST 2009. Contains 170428 sequences.

AT&T Labs Research