A077447 as tables, graphs or sounds

A077447 formatted as a simple table:

`n`		`a(n)`
`1`		`4`
`2`		`8`
`3`		`16`
`4`		`44`
`5`		`92`
`6`		`256`
`7`		`536`
`8`		`1492`
`9`		`3124`
`10`		`8696`
`11`		`18208`
`12`		`50684`
`13`		`106124`
`14`		`295408`
`15`		`618536`
`16`		`1721764`
`17`		`3605092`
`18`		`10035176`
`19`		`21012016`
`20`		`58489292`
`21`		`122467004`
`22`		`340900576`
`23`		`713790008`
`24`		`1986914164`
`25`		`4160273044`
`26`		`11580584408`
`27`		`24247848256`
`28`		`67496592284`

[4,8,16,44,92,256,536,1492,3124,8696,18208,50684, 106124,295408,618536,1721764,3605092,10035176, 21012016,58489292,122467004,340900576,713790008, 1986914164,4160273044,11580584408,24247848256, 67496592284]

Last modified November 27 22:38 EST 2009. Contains 167602 sequences.

AT&T Labs Research