A099214 as tables, graphs or sounds

A099214 formatted as a simple table:

`n`		`a(n)`
`0`		`1`
`1`		`2`
`2`		`4`
`3`		`12`
`4`		`40`
`5`		`128`
`6`		`400`
`7`		`1248`
`8`		`3904`
`9`		`12224`
`10`		`38272`
`11`		`119808`
`12`		`375040`
`13`		`1174016`
`14`		`3675136`
`15`		`11504640`
`16`		`36014080`
`17`		`112738304`
`18`		`352915456`
`19`		`1104764928`
`20`		`3458351104`
`21`		`10826006528`
`22`		`33889681408`
`23`		`106088103936`
`24`		`332097716224`
`25`		`1039597174784`

[1,2,4,12,40,128,400,1248,3904,12224,38272,119808, 375040,1174016,3675136,11504640,36014080, 112738304,352915456,1104764928,3458351104, 10826006528,33889681408,106088103936,332097716224, 1039597174784]

Last modified December 8 08:31 EST 2009. Contains 170430 sequences.

AT&T Labs Research