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: [-273, -990, 663, 491, 503, -677, -835, -633, -537, 159, 723, 660, -38, -593, -858, 296, -23, 487, -584, -428, 948, 176]

[-858]