public static void main(String[] args) throws IOException { int[][] mint=new int[100][3];

    Scanner scanner1 =new Scanner(System.in);
    int q =scanner1.nextInt();


    for (int i=0; i<q;i++){

        mint[i][0]=scanner1.nextInt();
        mint[i][1]=scanner1.nextInt();
        mint[i][2]=scanner1.nextInt();

    }
    scanner1.close();


    for (int i=0; i<q;i++){
        int sonuc=mint[i][0];
        int us=1;
        for (int j=0; j<mint[i][2];j++){
            int b= us*mint[i][1];
            sonuc=(sonuc+b);
            System.out.print(sonuc+" ");
            us*=2;
        }
        System.out.println();
    }
}