A sequence is said to be periodic with period with if it satisfies for , 2, .... For example, is a periodic sequence with least period 2.
Periodic Sequence
See also
Eventually Periodic, Periodic Function, Periodic PointExplore with Wolfram|Alpha
Cite this as:
Weisstein, Eric W. "Periodic Sequence." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/PeriodicSequence.html