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: [-174, 590, -14, -558, 859, 83, -686, 540, -337, -414, -679, 338, 204, -545, -399]

[-686, -414, -545]