n,d,k=gets.split.map(&:to_i)
sum=k*(k+1)/2
diff=d-sum
puts sum>d||k>n ?-1:(k==n ?[*1..n]:[*1..k-(m=diff/(n-k))-1,k-m+(diff-m*(n-k)),*(k-m+1..k).map{|i|i+n-k}])*" "