import sys; input = sys.stdin.buffer.readline
sys.setrecursionlimit(10**7)
from collections import defaultdict
con = 10 ** 9 + 7; INF = float("inf")

def getlist():
	return list(map(int, input().split()))

#処理内容
def main():
	N, D, K = getlist()
	if N < K:
		print(-1)
		return

	for i in range(K):
		left = 0
		right = 0
		for j in range(1, K - i):
			left += j
		for j in range(1, i + 1):
			right += N + 1 - j

		total = left + right
		if K - i - 1 < D - total < N + 1 - i:
			ans = []
			for j in range(1, K - i):
				ans.append(j)

			ans.append(D - total)

			for j in range(N + 1 - i, N + 1):
				ans.append(j)

			print(*ans)
			return

	print(-1)

if __name__ == '__main__':
	main()