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: [603, 613, 553, -999, -517, -504, 705, 919, -434, 603, 109, -47, 251, 692, 87, -78, -484, 880, 298, -714, -167, -434, 91, -139]

[-999, 919, -434, -484, -434]