A001896 as tables, graphs or sounds

A001896 formatted as a simple table:

`n`		`a(n)`
`0`		`1`
`1`		`-1`
`2`		`7`
`3`		`-31`
`4`		`127`
`5`		`-2555`
`6`		`1414477`
`7`		`-57337`
`8`		`118518239`
`9`		`-5749691557`
`10`		`91546277357`
`11`		`-1792042792463`
`12`		`1982765468311237`
`13`		`-286994504449393`
`14`		`3187598676787461083`
`15`		`-4625594554880206790555`
`16`		`16555640865486520478399`
`17`		`-22142170099387402072897`

[1,-1,7,-31,127,-2555,1414477,-57337,118518239, -5749691557,91546277357,-1792042792463, 1982765468311237,-286994504449393, 3187598676787461083,-4625594554880206790555, 16555640865486520478399,-22142170099387402072897]

Last modified November 30 13:13 EST 2009. Contains 167758 sequences.

AT&T Labs Research