A054174 as tables, graphs or sounds

A054174 formatted as a simple table:

`n`		`a(n)`
`0`		`1`
`1`		`0`
`2`		`0`
`3`		`0`
`4`		`1`
`5`		`2`
`6`		`4`
`7`		`8`
`8`		`15`
`9`		`26`
`10`		`50`
`11`		`90`
`12`		`169`
`13`		`310`
`14`		`583`
`15`		`1082`
`16`		`2047`
`17`		`3837`
`18`		`7279`
`19`		`13769`
`20`		`26209`
`21`		`49878`
`22`		`95324`
`23`		`182260`
`24`		`349518`
`25`		`670918`
`26`		`1290539`
`27`		`2485189`
`28`		`4793489`
`29`		`9255782`
`30`		`17895678`
`31`		`34635742`
`32`		`67108813`
`33`		`130148445`
`34`		`252645129`
`35`		`490849458`

[1,0,0,0,1,2,4,8,15,26,50,90,169,310,583,1082, 2047,3837,7279,13769,26209,49878,95324,182260, 349518,670918,1290539,2485189,4793489,9255782, 17895678,34635742,67108813,130148445,252645129, 490849458]

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

AT&T Labs Research