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index: 0 1 2 3 4 5
wert:  1 2 3 4 5 6

del objects[2]
index: 0 1 - 2 3 4
wert:  1 2 3 4 5 6

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2:

index: 0 1 2 3 4 5 0 1 2 3 4 5
wert:  1 2 3 4 5 6 1 2 3 4 5 6

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using System;
using System.Linq;
using System.IO;
using System.Diagnostics;
using System.Text;
using System.IO.Compression;
using System.Collections.Generic;
using System.Drawing;

public class MainClass
{
	public static void Main (string[] args)
	{
		int n = 8;
		List<int> objects = Enumerable.Range (1, n).ToList ();
		int i = 0;
		int k = 3;
		int image = 0;
		while (objects.Count > 0) {
			i = (i + k - 1);
			Draw (objects, i, image++, n);
			if (i >= objects.Count) {
				i %= objects.Count;
				Draw (objects, i, image++, n);
			}
			objects.RemoveAt (i);
			Draw (objects, i, image++, n);
		}
	}

	public static void Draw(List<int> numbers, int index, int id, int max) {
		Font font = new Font ("Lucida Console", 16);
		Bitmap bmp = new Bitmap (200, 300);
		Graphics g = Graphics.FromImage (bmp);
		g.Clear (Color.White);
		for (int i = 0; i < numbers.Count; i++) {
			double x = 100 + 70 * Math.Cos (2 * Math.PI * numbers[i] / max);
			double y = 100 + 70 * Math.Sin (2 * Math.PI * numbers[i] / max);
			g.FillEllipse (i == index ? Brushes.Green : Brushes.Gray, new RectangleF ((float)x - 20, (float)y - 20, 40, 40));
			g.DrawString (numbers[i].ToString (), font, Brushes.Black, new RectangleF ((float)x - 10, (float)y - 10, 40, 40));
		}
		g.FillEllipse (Brushes.Green, new RectangleF (5 + index * 20, 220, 30, 30));
		g.DrawString (string.Join(" ", numbers), font, Brushes.Black, new RectangleF (10, 220, 180, 40));

		g.DrawString ("i = " + index, font, Brushes.Black, new RectangleF (10, 270, 180, 40));
		bmp.Save ("image" + id.ToString("00") + ".png");
		g.Dispose ();
		bmp.Dispose ();
				font.Dispose();
	}
}