Perrin Number

See also

Explore with Wolfram|Alpha

More things to try:

• 1/(12+7i)
• edge detect image of Einstein
• Hessenberg decomp {{5.4,4.0,7.7},{3.5,-0.7,2.8},{-3.2,5.1,0.8}}

Cite this as:

Weisstein, Eric W. "Perrin Number." From MathWorld--A Wolfram Resource. https://mathworld.wolfram.com/PerrinNumber.html