A117429 as tables, graphs or sounds

A117429 formatted as a simple table:

`n`		`a(n)`
`0`		`4`
`1`		`4`
`2`		`25`
`3`		`123`
`4`		`626`
`5`		`3127`
`6`		`15623`
`7`		`78123`
`8`		`390623`
`9`		`1953122`
`10`		`9765627`
`11`		`48828127`
`12`		`244140623`
`13`		`1220703121`
`14`		`6103515629`
`15`		`30517578127`
`16`		`152587890617`
`17`		`762939453119`
`18`		`3814697265623`
`19`		`19073486328122`
`20`		`95367431640623`

[4,4,25,123,626,3127,15623,78123,390623,1953122, 9765627,48828127,244140623,1220703121,6103515629, 30517578127,152587890617,762939453119, 3814697265623,19073486328122,95367431640623]

Last modified December 1 19:22 EST 2009. Contains 167811 sequences.

AT&T Labs Research