/*
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 */
package javaapplication1;

/**
 *
 * @author Cipher
 0
 */
import java.util.*;
import java.lang.Math;

public class JavaApplication1 {

    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) {

        Scanner scan = new Scanner(System.in);
        int t = scan.nextInt();
        for (int i = 0; i < t; i++) {

            int a = scan.nextInt();
            int b = scan.nextInt();
            int n = scan.nextInt();
             int sum = a;
            for (int j = 0; j < n; j++) {

                for (int k = 0; k <=j; k++) {

                    sum = (int) (sum + ( Math.pow(2, k) * b));
                   // System.out.print(sum + " ");
                }

                System.out.print(sum + " ");

            }

        }

    }

}