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: [-656, 482, 601, -749, -814, 314, 300, -986, 840, -798, 390, -388, 354, -854, -704, 347, -291, 218, -221, -670]

[-656]