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: [-939, 273, -608, 968, -707, -961, 708, -304, -463, 337, 42, 462, 218, -131, 757, 334, 386, -346, -521, -449, -131, -989, 253]

[-939, -707, -131, 757, -131, -989]