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: [-961, 674, 843, 516, -899, -686, -427, -489, -697, 659, 96, -666, 663, 938, 516, -380, -594]

[-686, -666]