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

[46, 4, 11, 32, 3, 49, 47, 21, 1, 33, 34, 2, 42, 29, 39, 38, 41, 25, 45, 17], target=11

[]