Given the task definition and input, reply with output. You are given a list of integers and an integer target, return a list of a pair of numbers in any order such that they add up to target. If there is no such pair of numbers, then return an empty list

[16, 9, 30, 36, 4, 45, 26, 33, 46, 29, 32, 37, 34, 41, 19, 24, 38, 49, 47, 20], target=52

[16, 36]