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: [-633, -490, -312, 575, 130, -586, -711, 648, 423, -240, 692, 558, 794, 507, -536, 875, 602, 469, 623, -100]

[575]