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: [-744, 510, -165, 261, -246, 682, -446, 512, 81, 503, 474, -421, -909, 812, 608, 452, 605, -649]

[474, -909]