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: [-879, -133, 388, 681, 803, -439, 958, -569, -1000, 989, -921, -763, -207, 343, -147, -364, 157, -505]

[989, 343, -505]