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: [796, 42, -761, -502, -289, -523, -475, -555, -950, -668, -504, -555, -575, 434, 308, -723]

[-555, -555, -575, 434]