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: [-970, 303, 380, -237, -243, -230, 594, 810, -428, 121, 777, 661, -813, -826, 511, 58, 809, 52, 133]

[303, 121, 777]