Combinatorial patterns refer to arrangements or selections of items from a larger set, often studied in mathematics and computer science. These patterns help in understanding how different combinations can be formed, such as choosing objects from a set or arranging numbers in a specific order. These patterns are essential in various fields, including statistics, cryptography, and game theory. By analyzing combinatorial patterns, researchers can solve problems related to counting, optimization, and decision-making, providing insights into complex systems and enhancing algorithm efficiency.