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: [276, -222, -343, -103, 988, 707, 691, 715, 584, -451, -459, 972, 464, 450, -818]

[-222, -343, 707, 464, -818]