using System;

​

public class Math

{

    private int jumlah_angka;

    public int JumlahAngka{

        set { jumlah_angka = value; }

        get { return jumlah_angka; }

    }

    public void Hitung(){

        for(int i = 1 ; i<= this.jumlah_angka ;i++){

            Console.Write(i + (i-1) + " ");

        }

        Console.WriteLine();

        int temp = 0;

        for(int i = 1 ; i<= this.jumlah_angka ;i++){

            if(i == 1){

                Console.Write(i + " ");

                temp += i;

            }

            else{

                temp += 2;

                Console.Write(temp + " ");

            }

        }

    }

    public void Hitung2(){

        for(int i = 0 ; i< this.jumlah_angka ;i++){

            //Bilangan ganjil

            if(i % 2 == 1){

                //Jika bilangan ganjil maka akan di increment

                Console.Write((((i / 2) + 1) * 3) + " ");

            }

            else{

                Console.Write((((i / 2) + 1) * 2) + " ");

            }

        }

    }

    public void Hitung3(){

        for(int i = 1 ; i<= this.jumlah_angka ;i++){

            Console.Write( (i * 3) - (i-1) + " ");

        }

    }

}

public class Program

{

    public static void Main()

    {

        Math obj_math = new Math();

        Console.WriteLine("Input X Number ");

        obj_math.JumlahAngka = Convert.ToInt16(Console.ReadLine());

        obj_math.Hitung();

    }

}