e/Pisano period

Information
has gloss	eng: In mathematics, the nth Pisano period, written π(n), is the period with which the sequence of Fibonacci numbers, modulo n repeats. For example, the Fibonacci numbers mod 3 are , 1, 1, 2, 0, 2, 2, 1, 0, 1, 1, etc., with the first eight numbers repeating, so π(3) = 8.
lexicalization	eng: Pisano period
instance of	(noun) a number in the Fibonacci sequence Fibonacci number