A060898 as tables, graphs or sounds

A060898 formatted as a simple table:

`n`		`a(n)`
`0`		`1`
`1`		`4`
`2`		`14`
`3`		`54`
`4`		`200`
`5`		`776`
`6`		`2940`
`7`		`11466`
`8`		`43980`
`9`		`172170`
`10`		`665544`
`11`		`2612764`
`12`		`10154144`
`13`		`39949000`
`14`		`155864280`
`15`		`614260062`
`16`		`2403739140`
`17`		`9486263092`
`18`		`37209147800`
`19`		`147012850512`
`20`		`577741491404`
`21`		`2284848892872`
`22`		`8993216244896`

[1,4,14,54,200,776,2940,11466,43980,172170,665544, 2612764,10154144,39949000,155864280,614260062, 2403739140,9486263092,37209147800,147012850512, 577741491404,2284848892872,8993216244896]

Last modified November 27 22:38 EST 2009. Contains 167602 sequences.

AT&T Labs Research