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: [-707, -390, -657, -805, 287, 907, 638, -741, 463, 586, -12, 858, -288, -126, -679, -818, 691, 834, -650, -872, 810, -948]

[-707, 858, -818]