A023425 as tables, graphs or sounds

A023425 formatted as a simple table:

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`1`
`3`		`1`
`4`		`1`
`5`		`2`
`6`		`5`
`7`		`13`
`8`		`34`
`9`		`90`
`10`		`241`
`11`		`652`
`12`		`1780`
`13`		`4899`
`14`		`13581`
`15`		`37893`
`16`		`106340`
`17`		`299978`
`18`		`850187`
`19`		`2419788`
`20`		`6913658`
`21`		`19822439`
`22`		`57015620`
`23`		`164476023`
`24`		`475752469`
`25`		`1379553027`
`26`		`4009532279`

[1,1,1,1,1,2,5,13,34,90,241,652,1780,4899,13581, 37893,106340,299978,850187,2419788,6913658, 19822439,57015620,164476023,475752469,1379553027, 4009532279]

Last modified December 16 17:18 EST 2009. Contains 170825 sequences.

AT&T Labs Research