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: [-396, 527, -335, 813, -655, 562, 556, 210, -621, -576, -291, 425, -171, 817, -594, -941, -434, 903, 909]

[-171, -434, 909]