Get random numbers given a margin around a particular one

GetRandomNumbersAroundCorrectOne

public static List<int> GetRandomNumbersAroundCorrectOne(int correctOne, int margin, int count)
        {
            List<int> results = new List<int>();
            for (int i = 0; i < count; i++)
            {
                //get the prosimo
                int prosimo = 1;// ((NextRandom(1, 3) % 2) == 0) ? 1 : -1;
                int number;
                if (prosimo == 1)
                {
                    number = SharedUtilities.NextRandom(correctOne + 1, correctOne + 1 + margin);
                }
                else
                {
                    number = SharedUtilities.NextRandom(correctOne - 1 - margin, correctOne - 1);
                }

                if (results.Contains(number))
                {
                    i--;
                    continue;
                }
                else results.Add(number);
            }
            return results;

        }