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: [-623, 210, -476, -621, -800, -220, -25, 193, 95, 189, 601, 606, -20, -485, 456]

[606]