#include<bits/stdc++.h>
namespace {
#pragma GCC diagnostic ignored "-Wunused-function"
#include<atcoder/all>
#pragma GCC diagnostic warning "-Wunused-function"
using namespace std;
using namespace atcoder;
#define rep(i,n) for(int i = 0; i < (int)(n); i++)
#define rrep(i,n) for(int i = (int)(n) - 1; i >= 0; i--)
#define all(x) begin(x), end(x)
#define rall(x) rbegin(x), rend(x)
template<class T> bool chmax(T& a, const T& b) { if (a < b) { a = b; return true; } else return false; }
template<class T> bool chmin(T& a, const T& b) { if (b < a) { a = b; return true; } else return false; }
using ll = long long;
using P = pair<int,ll>;
using VI = vector<int>;
using VVI = vector<VI>;
using VL = vector<ll>;
using VVL = vector<VL>;

} int main() {
  ios::sync_with_stdio(false);
  cin.tie(0);
  int n;
  cin >> n;
  VL a(n + 1);
  rep(i, n + 1) cin >> a[i];
  ll sm = 0, cnt = 0;
  for (int i = 2; i <= n; i++) sm += i * a[i], cnt += a[i];
  bool ok = true;
  if (cnt) {
    a[1] -= sm - 2 * (cnt - 1);
    ok &= a[1] >= 0;
  }
  ok &= a[1] % 2 == 0;
  cout << (ok ? "Yes\n" : "No\n");
}