The sequence "2, 4, 6, 8, ..." is an example of an even number series. Each number in this series is obtained by adding 2 to the previous number. This pattern continues indefinitely, making it easy to predict the next numbers. Even numbers are important in mathematics and are often used in various calculations and problem-solving scenarios. These numbers can be found in everyday life, such as when counting pairs of shoes or organizing items in groups. Understanding even numbers helps with basic arithmetic and lays the foundation for more complex mathematical concepts. They are also used in games and activities, like bingo or board games, where players often count in even increments.