import sequtils,strutils,math
var
    N,D,K : int
(N,D,K) = stdin.readline.split.map(parseInt)
if K * (K + 1) div 2 > D:
    echo -1
elif (2 * N + 1 - K) * K div 2 < D:
    echo -1
else:
    var
        A = newSeq[int](K)
        j : int = K - 1
    for i in 0..<K:
        A[i] = i + 1
    while sum(A) != D and j >= 0:
        if D - sum(A) > N - K:
            A[j] += N - K
        else:
            A[j] += D - sum(A)
        j -= 1
    echo A.join(" ")