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: [555, 421, -53, -653, -199, 739, -97, 264, -269, 977, 609, 136, 590, -914, -575, -23, 864, 167]

[555, -575]