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: [-871, 512, 4, -131, -499, -800, -330, -780, 508, -346, 254, 209, 726, -270, 598, 303, 223, 599, 436, -757, 985]

[4, -131, 303, -757]