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: [-844, 237, 710, -305, -216, 580, 85, 252, 118, 768, -55, 135, -526, -604, -909, -853, -989, 210]

[252, -55, -909, -989]