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: [-306, 335, -79, -695, -909, 513, 735, 500, 146, 436, -645, -140, -6, 720, 864, 523, -675, -984]

[-909, -6]