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: [-138, 139, -706, -526, -177, 401, 57, 981, -904, -757, 826, 508, -139, 411, 505]

[-757, 505]