👉 In mathematics, a permutation is an arrangement of objects in a sequence. This can be represented as n! (n factorial) where n is the number of objects to arrange, and 0! (1!) = 1. For example, consider the permutations of the letters A, B, C, D, E, F: - Permutation 1: A, B, C, D, E, F - Permutation 2: AB, AC, AD, AE,
