def func(s,e,k,t):
    if s > t or (s+e)*(e-s+1)/2 < t or (e + e - k + 1) * k / 2 < t:
        return []
    if k == 1:
        if s <= t and t <= e:
            return [t]
        else:
            return []
    for i in range(s,e+1):
        l = func(i+1,e,k-1,t-i)
        if l != []:
            l.append(i)
            return l
    else:
        return []

n,d,k = map(int, raw_input().split())
l = func(1,n,k,d)
if l == []:
    print -1
else:
    l.reverse()
    print ' '.join(map(str, l))