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: [253, -828, 803, -778, 918, 821, -631, -233, 522, 990, -451, -644, -213, 535, 661, -939, -979, 406]

[-828, 535, -939, -979]