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: [-723, -276, 352, -268, 810, 721, -436, -461, 576, -493, -770, 761, -629, -725, 173, 173, 791]

[]