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: [903, -801, 552, -325, 899, 558, -815, 6, 81, -121, -875, -913, -597, 878, -352]

[6, -121, 878]