#define _CRT_SECURE_NO_WARNINGS
#include <iostream>
#include <cmath>
#include <string>
#include <vector>
#include <algorithm>
#include <queue>
#include <map>
#include <functional>
#include <set>
#include <numeric>
#include <stack>
#include <utility>
#include <time.h>
//#include "util.h"

using namespace std;
typedef long long ll;
typedef unsigned long long ull;
typedef pair<pair<ll, ll>, ll> Plll;

#define PI 3.14159265358979323846
#define EPS 1e-6
#define MIN(a,b) ((a)<(b)?(a):(b))
#define MAX(a,b) ((a)>(b)?(a):(b))
#define CHAR_BIT 8
#define all(x) (x).begin(), (x).end()

template <typename _KTy, typename _Ty>
ostream& operator << (ostream& ostr, const pair<_KTy, _Ty>& m) {
	cout << "{" << m.first << ", " << m.second << "}";
	return ostr;
}

template <typename _Ty>
ostream& operator << (ostream& ostr, const vector<_Ty>& v) {
	if (v.empty()) {
		cout << "{ }";
		return ostr;
	}
	cout << "{" << v.front();
	for (auto itr = ++v.begin(); itr != v.end(); itr++) {
		cout << ", " << *itr;
	}
	cout << "}";
	return ostr;
}

template <typename _Ty>
ostream& operator << (ostream& ostr, const set<_Ty>& s) {
	if (s.empty()) {
		cout << "{ }";
		return ostr;
	}
	cout << "{" << *(s.begin());
	for (auto itr = ++s.begin(); itr != s.end(); itr++) {
		cout << ", " << *itr;
	}
	cout << "}";
	return ostr;
}

int yuki0115() 
{
	int N, D, K, l, m, r, s;
	cin >> N >> D >> K;

	l = K; r = N + 1;
	s = K * (K + 1) / 2;

	if (s > D) {
		cout << -1 << endl;
		return 0;
	}

	while (1) {
		if (l == 0) {
			cout << -1 << endl;
			return 0;
		}

		s -= l;
		l--;
		if (D - s < r) {
			m = D - s;
			break;
		}
		r--;
		s += r;
	}

	vector<int> ans;
	for (int i = 1; i <= l; i++) ans.push_back(i);
	ans.push_back(m);
	for (int i = r; i <= N; i++) ans.push_back(i);

	cout << ans[0];
	for (int i = 1; i < ans.size(); i++)
		cout << " " << ans[i];
	cout << endl;

	return 0;
}

int main()
{
	//clock_t start, end;
	//start = clock();

	yuki0115();

	//end = clock();
	//printf("%d msec.\n", end - start);

	return 0;
}