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: [666, -807, 706, 723, -519, 922, 527, -437, -983, -709, 496, 766, -542, 255, -388, -239, -440]

[666]