A Carol number is an integer of the form 4n – 2(n+1) – 1. Given a number n, the task is to find the n’th Carol Number. First few carol numbers are 1, 7, 47, 223, 959… etc.
The first line of input contains an integer T denoting the number of test cases. Then T test cases follow. The first line of each test case contains the integer N.
Print the n'th carol number for each test case in a new line.
1 <= T <= 100
1 <= N <= 32
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