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: [-827, -125, -539, -66, 851, -65, 283, -522, -186, 351, 808, -299, -663, -903, 162, -796, -464, 638, -40, -520, 636]

[-66, 808, -464, 636]