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: [-688, 826, -706, -147, -664, 105, -337, -136, -276, 161, 900, 575, 362, -679, -399, -209, 764, 127, -38, 617, 544, -448]

[161, 575]