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: [712, 536, 667, -655, -81, -608, 518, -818, -131, -670, 203, -214, -928, -164, -770, -249, -555, 893, 133, 630, 951, -441]

[-818, -131, -555]