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: [-688, -314, -988, 446, -76, 273, -478, 151, 732, 80, 503, 668, -138, 26, -11]

[151, -11]