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: [651, 543, 170, 778, -164, -121, -436, 61, 297, -466, 146, 95, 148, -390, 973, -589, 79, -547, -234, -58, -981]

[-121]