#include <stdio.h>
#include <atcoder/all>
#include <bits/stdc++.h>
using namespace std;
using namespace atcoder;
using mint = modint998244353;
#define rep(i,n) for (int i = 0; i < (n); ++i)
#define Inf32 1000000005
#define Inf64 1000000000000000001LL

int main(){
	
	int n;
	cin>>n;
	vector<long long> a(n+1);
	rep(i,n+1)cin>>a[i];
	a.erase(a.begin());
	long long ns = 0,ds = 0;
	for(int i=1;i<n;i++){
		ns += a[i];
		ds += a[i] * (i+1);
	}
	if(ns>0){
	ds -= (ns-1) * 2;
	}
	long long m = min(a[0],ds);
	a[0] -= m;
	ds -= m;
	
	if(ds > 0 || a[0]%2==1)cout<<"No"<<endl;
	else cout<<"Yes"<<endl;
	
	return 0;
}