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: [-375, 858, -12, -47, -884, -808, 766, -28, 375, 374, -704, 752, 401, -23, -631]

[858, -808]