Numerical sequence in which the rule is that each term must be equal to the preceding term multiplied by a constant.

### Examples

- Consider this sequence: 1, 2, 4, 8, 16, 32, 64, 128, 256, …

Each term in the sequence is multiplied by 2 to find the next term. - Consider this sequence: 1, 3, 9, 27, 81, 243, 729, 2187, …

Each term in the sequence is multiplied by 3 to find the next term.