A053780 as tables, graphs or sounds

A053780 formatted as a simple table:

`n`		`a(n)`
`1`		`4`
`2`		`434`
`3`		`505`
`4`		`18781`
`5`		`27072`
`6`		`33633`
`7`		`1254521`
`8`		`3360633`
`9`		`5989895`
`10`		`9145419`
`11`		`10411401`
`12`		`161101161`
`13`		`390949093`
`14`		`795303597`
`15`		`935424539`
`16`		`25127372152`
`17`		`77753535777`
`18`		`1997671767991`
`19`		`2300809080032`
`20`		`3754911194573`
`21`		`6476856586746`
`22`		`9825337335289`

[4,434,505,18781,27072,33633,1254521,3360633, 5989895,9145419,10411401,161101161,390949093, 795303597,935424539,25127372152,77753535777, 1997671767991,2300809080032,3754911194573, 6476856586746,9825337335289]

Last modified December 11 12:57 EST 2009. Contains 170656 sequences.

AT&T Labs Research