пирамидаМетод

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Threading;

namespace ConsoleApp5
{
    class Program
    {
        static void Main(string[] args)
        {

            DrawPyramide(10);
            Thread.Sleep(5000);
            Console.Clear();
            DrawPyramide(5);
            Thread.Sleep(5000);
            Console.Clear();
            DrawPyramide(7);
            Thread.Sleep(5000);
            Console.Clear();
            DrawPyramide(11);

        }

        static void DrawPyramide(int pyramideSize)
        {
            if (pyramideSize >= 10)
            {
                pyramideSize = 1;
            }
            for (int x = 0; x < (pyramideSize * 2); x++)
            {
                for (int y = 0; y < (pyramideSize * 2); y++)
                {
                    Console.SetCursorPosition(x, y);
                    int min = x < y ? x : y;
                    int max = x > y ? x : y;
                    if (x + y < (pyramideSize * 2))
                    {
                        Console.Write(min + 1);
                    }
                    else
                    {
                        Console.Write((pyramideSize * 2) - max);
                    }
                }
            }
        }
    }
}