👉 A sequence is a list of numbers in which each element is obtained by adding or subtracting one or more preceding elements. It can be defined as an ordered list of numbers, where each element is determined by the previous element and any subsequent element may or may not follow. For example: ``` 1 3 5 7 9 ``` This sequence is defined by the following rules: - The first number in the sequence is 1. - Each subsequent number is obtained by adding
