#include <iostream>
using namespace std;

int main() {
    int N, D, K;
    cin >> N >> D >> K;

    if (N < K) {
        cout << -1 << endl;
        return 0;
    }
    static int ans[20];
    static bool used[110] = {};

    int sum = 0;
    for (int i = 0; i < K; i++) {
        ans[i] = i + 1;
        used[i + 1] = true;
        sum += i + 1;
    }

    for (int i = K - 1; i >= 0; i--) {
        used[ans[i]] = false;
        while (sum < D and ans[i] + 1 <= N and !used[ans[i] + 1]) {
            ans[i]++;
            sum++;
        }
        used[ans[i]] = true;
    }

    if (sum != D) {
        cout << -1 << endl;
    } else {
        for (int i = 0; i < K; i++) {
            cout << ans[i] << " ";
        }
        cout << endl;
    }

    return 0;
}