https://ehazi.hu/q/21541

using System;

namespace P02
{
    class Program
    {
        public static void Main(string[] args)
        {

            Console.Title="n elem pramis alakba";
            int sor=1, a=1, n=47;
            for (int i = 1; i <= n; i++) {
                Console.Write("{0,2} ",i);
                if (sor==a) {
                    sor++;
                    a=1;
                    Console.WriteLine();
                }
                else a++;
            }


            Console.Write("\n\nPress any key to continue . . . ");
            Console.ReadKey(true);
        }
    }
}