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: [-316, -873, -139, -708, -121, 40, 630, 406, -395, 944, 876, 967, -764, 147, 972]

[-121]