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: [-616, 452, -325, -447, 476, -682, 636, -834, 147, -682, -483, -532, -441, -752, -18, -835, 978, -129, 240, -103, 171]

[-616, 636, 171]