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

### Examples

- Consider this sequence: 1, 3, 5, 7, 9, 11, 13, 15, 17, 19, …

Each term is increased by 2 to find the next term in the sequence. - Consider the sequence: 2, 6, 10, 14, 18, 22, 26, 30, …

Each term is increased by 4 to find the next term in the sequence.