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: [959, 372, 564, -689, 500, -600, 939, 558, -219, -328, -521, -247, 511, 923, 908, 825, 976, 415, 72, -133, 648]

[959, 939]