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: [-507, 633, 798, 489, -391, 656, -268, -378, -471, 683, -922, -121, 525, -973, 410]

[656, -121, 525]