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: [818, -483, -131, -440, 729, -610, -489, 145, 837, 21, 579, 756, -33, 39, 950, 921, -171, -874, 76]

[818, -131, -33, -171]