A023426 as tables, graphs or sounds

A023426 formatted as a simple table:

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`1`
`3`		`1`
`4`		`2`
`5`		`4`
`6`		`7`
`7`		`11`
`8`		`18`
`9`		`32`
`10`		`59`
`11`		`107`
`12`		`191`
`13`		`343`
`14`		`627`
`15`		`1159`
`16`		`2146`
`17`		`3972`
`18`		`7373`
`19`		`13757`
`20`		`25781`
`21`		`48437`
`22`		`91165`
`23`		`171945`
`24`		`325096`
`25`		`616066`
`26`		`1169667`
`27`		`2224355`
`28`		`4236728`
`29`		`8082374`
`30`		`15441719`

[1,1,1,1,2,4,7,11,18,32,59,107,191,343,627,1159, 2146,3972,7373,13757,25781,48437,91165,171945, 325096,616066,1169667,2224355,4236728,8082374, 15441719]

Last modified December 11 12:57 EST 2009. Contains 170656 sequences.

AT&T Labs Research