A046181 as tables, graphs or sounds

A046181 formatted as a simple table:

`n`		`a(n)`
`1`		`1`
`2`		`3`
`3`		`63`
`4`		`261`
`5`		`6141`
`6`		`25543`
`7`		`601723`
`8`		`2502921`
`9`		`58962681`
`10`		`245260683`
`11`		`5777740983`
`12`		`24033043981`
`13`		`566159653621`
`14`		`2354993049423`
`15`		`55477868313843`
`16`		`230765285799441`
`17`		`5436264935102961`
`18`		`22612643015295763`

[1,3,63,261,6141,25543,601723,2502921,58962681, 245260683,5777740983,24033043981,566159653621, 2354993049423,55477868313843,230765285799441, 5436264935102961,22612643015295763]

Last modified December 16 13:01 EST 2009. Contains 170825 sequences.

AT&T Labs Research