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: [934, 686, -786, -504, 471, 7, -966, 277, 435, -39, -78, 132, 598, -83, -235, -216]

[686, 7]