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: [-756, 331, 41, -216, 888, 68, -171, -483, -677, 113, 49, -316, 805, -736, 73, 870, 929, -263, -668, -515]

[888, -171, 929, -515]