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: [876, 621, -631, 727, -893, -933, 147, -945, 155, -525, -456, -854, -971, -16, 690, 882, -512]

[727, -525]