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: [-635, 299, -18, -768, 990, -183, 862, 875, 440, 399, -832, -685, -324, -706, -252, 979, -239, 884, -929, -820, 815, 742]

[-252, 979, -929]