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: [346, 224, -144, -593, 102, -690, 212, -86, 921, 279, 175, -837, -994, 228, -532, 798, 899, -668, 207, -273, -37]

[212]