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: [71, -131, -370, -77, 664, 296, 184, 840, 630, -878, -39, -670, -358, -765, 5, 455, 645, 581, 175, -429]

[-131, -77, -878, 5]