Definition: In this task you will be given a list of integers. You should only return an integer if the first digit is the same as the last digit in the number. If an integer has a single digit, then it should be returned. If there are no integers that start and end with the same digit then an empty list ("[]") should be returned.
Input: [-587, -207, 72, 666, 530, -526, 417, 148, -304, 754, -93, -940, -433, -354, 215, 941, -645, 588]

[666]