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: [401, -218, 595, -4, -958, 538, -168, 285, -154, -860, 452, -221, -293, -920, -519, 37, -339, -534, -556, 20]

[595, -4]