A005726 as tables, graphs or sounds

A005726 formatted as a simple table:

`n`		`a(n)`
`1`		`1`
`2`		`2`
`3`		`6`
`4`		`20`
`5`		`65`
`6`		`216`
`7`		`728`
`8`		`2472`
`9`		`8451`
`10`		`29050`
`11`		`100298`
`12`		`347568`
`13`		`1208220`
`14`		`4211312`
`15`		`14712960`
`16`		`51507280`
`17`		`180642391`
`18`		`634551606`
`19`		`2232223626`
`20`		`7862669700`
`21`		`27727507521`
`22`		`97884558992`
`23`		`345891702456`
`24`		`1223358393120`
`25`		`4330360551700`

[1,2,6,20,65,216,728,2472,8451,29050,100298, 347568,1208220,4211312,14712960,51507280, 180642391,634551606,2232223626,7862669700, 27727507521,97884558992,345891702456, 1223358393120,4330360551700]

Last modified December 10 12:37 EST 2009. Contains 170569 sequences.

AT&T Labs Research