A133551 as tables, graphs or sounds

A133551 formatted as a simple table:

`n`		`a(n)`
`0`		`1`
`1`		`2`
`2`		`4`
`3`		`8`
`4`		`15`
`5`		`26`
`6`		`42`
`7`		`74`
`8`		`132`
`9`		`236`
`10`		`421`
`11`		`747`
`12`		`1314`
`13`		`2318`
`14`		`4101`
`15`		`7263`
`16`		`12864`
`17`		`22773`
`18`		`40291`
`19`		`71272`
`20`		`126099`
`21`		`223144`
`22`		`394895`
`23`		`698823`
`24`		`1236609`
`25`		`2188185`
`26`		`3872000`
`27`		`6851631`
`28`		`12124307`
`29`		`21454602`
`30`		`37964931`
`31`		`67180507`
`32`		`118878510`
`33`		`210360283`

[1,2,4,8,15,26,42,74,132,236,421,747,1314,2318, 4101,7263,12864,22773,40291,71272,126099,223144, 394895,698823,1236609,2188185,3872000,6851631, 12124307,21454602,37964931,67180507,118878510, 210360283]

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

AT&T Labs Research