using System;

class Program
{
    static void Main()
    {
        var s = Console.ReadLine().Split();
        int n = int.Parse(s[0]);
        int d = int.Parse(s[1]);
        int k = int.Parse(s[2]);

        if (k > n)
        {
            Console.WriteLine(-1);
            return;
        }

        int min = k * (1 + k) / 2;
        int max = k * (2 * n - k + 1) / 2;
        if (d > max || d < min)
        {
            Console.WriteLine(-1);
            return;
        }

        for (int i = 1; i <= n; i++)
        {
            if (k == 1 && i == d)
            {
                Console.Write(i);
                break;
            }
            if (d - i <= (k - 1) * (2 * n - k + 2) / 2)
            {
                Console.Write("{0} ", i);
                k--;
                d -= i;
            }

        }
        Console.WriteLine();
    }
}