A148458 as tables, graphs or sounds

A148458 formatted as a simple table:

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`2`
`3`		`6`
`4`		`18`
`5`		`57`
`6`		`197`
`7`		`707`
`8`		`2636`
`9`		`10048`
`10`		`39101`
`11`		`155433`
`12`		`626277`
`13`		`2558928`
`14`		`10573720`
`15`		`44116907`
`16`		`185795210`
`17`		`788396954`
`18`		`3369705436`
`19`		`14493667156`
`20`		`62695350738`
`21`		`272644070203`
`22`		`1191229217515`
`23`		`5227721322572`
`24`		`23033834013543`
`25`		`101865871123459`
`26`		`452051235815549`
`27`		`2012436962585313`
`28`		`8985661778362910`

[1,1,2,6,18,57,197,707,2636,10048,39101,155433, 626277,2558928,10573720,44116907,185795210, 788396954,3369705436,14493667156,62695350738, 272644070203,1191229217515,5227721322572, 23033834013543,101865871123459,452051235815549, 2012436962585313,8985661778362910]

Last modified December 18 21:37 EST 2009. Contains 171024 sequences.

AT&T Labs Research