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: [229, -56, -122, -491, 515, 764, -702, -497, -573, -697, -269, -150, -860, 940, -147, -286, -591, -536]

[515]