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: [-439, 975, -44, 471, 895, 996, -417, 521, 707, 455, -378, 489, -808, 20, 686, 549, 548, -194, 271, -617, -809]

[-44, 707, -808, 686]