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: [-814, 936, 21, -217, -965, -971, -681, -249, 319, 728, 677, -477, -374, -293, -456, 940, -270, -601, -634, -29, -615, 123]

[]