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: [-568, 421, -194, -304, -229, -556, 398, 968, -137, -897, -594, 587, -422, 378, 83, 972]

[]