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: [891, 815, -770, 699, -919, 464, -422, -39, -72, -530, -42, 819, -664, 78, 940, -145, -597, 306]

[-919, 464]