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: [-770, -839, -307, 873, 545, 255, -412, 89, -658, 267, 501, -196, 703, 961, -486, -535, -275, 664, -763, 323]

[545, -535, 323]