#include <bits/stdc++.h>
using namespace std;
#define int long long

int N;

signed main(){
  cin>>N;
  vector<int> A(N+1);
  for(int i = 0; i <= N; i++) cin>>A[i];
  int cnt = 0;
  for(int i = 2; i <= N; i++) cnt += A[i]*(i-1);
  if(A[1] - cnt >= 0 && ((A[1] - cnt) % 2 == 0)) cout << "Yes" << endl;
  else cout << "No" << endl;
}