A011816 as tables, graphs or sounds

A011816 formatted as a simple table:

`n`		`a(n)`
`1`		`0`
`2`		`0`
`3`		`0`
`4`		`0`
`5`		`0`
`6`		`0`
`7`		`0`
`8`		`0`
`9`		`1`
`10`		`221`
`11`		`29745`
`12`		`3204423`
`13`		`307002944`
`14`		`27599253281`
`15`		`2402068598621`
`16`		`206421946595193`
`17`		`17745023547769043`
`18`		`1539711485029843466`
`19`		`135701086522090847679`
`20`		`12203103757932310440888`

[0,0,0,0,0,0,0,0,1,221,29745,3204423,307002944, 27599253281,2402068598621,206421946595193, 17745023547769043,1539711485029843466, 135701086522090847679,12203103757932310440888]

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

AT&T Labs Research