n, d, k = map(int, input().split())

if sum(range(1, k + 1)) <= d <= sum(range(n + 1 - k, n + 1)):
    A = list(range(n + 1 - k, n + 1))
    for i in range(k):
        A[i] = i + 1
        if d > sum(A):
            A[i] = 0
            A[i] = d - sum(A)
            break
    print(*A)
else:
    print(-1)