Pentanacci Constant

Author

Eric W. Weisstein
April 28, 2006

This notebook downloaded from http://mathworld.wolfram.com/notebooks/Constants/PentanacciConstant.nb.

For more information, see Eric's MathWorld entry http://mathworld.wolfram.com/PentanacciConstant.html.

©2006 Wolfram Research, Inc. except for portions noted otherwise

Code

NacciConstant[n_]:=Module[{x},
x/.ToRules[Reduce[x^n(2-x)==1&&x>1,x]]
]

Exact

NacciConstant[5]

N[%,20]