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: [5, 574, -108, -176, -743, -45, 629, 328, -47, -623, 304, 306, -590, -33, 317, 983, 6, -190, 834, 135, -548, -833, 26, -539]

[5, -33, 6]