public static void NunberPyramid()
    {
        int numberoflayer = 6, Space, Number;
        Console.WriteLine("Print paramid");
        for (int i = 1; i <= numberoflayer; i++) // Total number of layer for pramid  
        {
            for (Space = 1; Space <= (numberoflayer - i); Space++) // Loop For Space  
                    Console.Write(" ");
            for (Number = 1; Number <= i; Number++) //increase the value  
                    Console.Write(Number);
            for (Number = (i - 1); Number >= 1; Number--) //decrease the value  
                    Console.Write(Number);
                    Console.WriteLine();
            }
        }