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: [-20, 397, -753, -506, 102, -873, -686, 275, 31, 159, 547, 804, 322, 210, 472, 976, -65, 493, -738, 601, -802, 351, -158, 656]

[-686, 656]