A121803 as tables, graphs or sounds

A121803 formatted as a simple table:

`n`		`a(n)`
`1`		`0`
`2`		`28`
`3`		`432`
`4`		`2083`
`5`		`11262`
`6`		`54976`
`7`		`274107`
`8`		`1345543`
`9`		`6629946`
`10`		`32586349`
`11`		`160268532`
`12`		`787926091`
`13`		`3874117269`
`14`		`19047230005`
`15`		`93648237255`
`16`		`460429207264`
`17`		`2263745709876`
`18`		`11129911057732`
`19`		`54721250218635`
`20`		`269042081326366`

[0,28,432,2083,11262,54976,274107,1345543,6629946, 32586349,160268532,787926091,3874117269, 19047230005,93648237255,460429207264, 2263745709876,11129911057732,54721250218635, 269042081326366]

Last modified November 29 12:46 EST 2009. Contains 167659 sequences.

AT&T Labs Research