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: [-639, 198, 856, 309, -749, -166, 239, -537, 431, 541, 615, 475, -609, -495, 937, -3, 532]

[-3]