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: [-414, 151, 669, -80, 595, 646, -384, -602, 434, -356, -437, -682, -690, 835, 399]

[-414, 151, 595, 646, 434]