import sys
N, D, K = map(int, input().split())
l = [i for i in range(1, N + 1)]
start = 1
ans = ""
for i in range(1,K+1):
    for j in range(start,N + 1):
        if i == K:
            if j == D:
                ans += str(j) + " "
                break
        elif (D - j) <= sum(l[-K + i:]) and j <= (N - K +  i + 1):
            ans += str(j) + " "
            D -= j 
            start = j + 1
            break
    else:
        print(-1)
        sys.exit()

print(ans)