A084128 as tables, graphs or sounds

A084128 formatted as a simple table:

`n`		`a(n)`
`0`		`1`
`1`		`2`
`2`		`12`
`3`		`56`
`4`		`272`
`5`		`1312`
`6`		`6336`
`7`		`30592`
`8`		`147712`
`9`		`713216`
`10`		`3443712`
`11`		`16627712`
`12`		`80285696`
`13`		`387653632`
`14`		`1871757312`
`15`		`9037643776`
`16`		`43637604352`
`17`		`210700992512`
`18`		`1017354387456`
`19`		`4912221519872`
`20`		`23718303629312`
`21`		`114522100596736`
`22`		`552961616904192`

[1,2,12,56,272,1312,6336,30592,147712,713216, 3443712,16627712,80285696,387653632,1871757312, 9037643776,43637604352,210700992512,1017354387456, 4912221519872,23718303629312,114522100596736, 552961616904192]

Last modified December 20 16:54 EST 2009. Contains 171081 sequences.

AT&T Labs Research