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: [971, 660, -247, -45, -464, 126, -420, -363, 59, 422, -748, 67, -281, 993, 568, -456, 536, 730, -409, -846, 440, -678]

[-464, -363]