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: [-254, 680, -133, -323, 755, 975, 921, 973, 89, -111, -151, -129, -114, -119, 468, -643, 251, -387, 277]

[-323, -111, -151]