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: [457, 570, 492, 840, 47, 11, 605, -147, 33, -392, 23, -114, -909, 758, 429]

[11, 33, -909]