N=int(input())
A=list(map(int,input().split()))
z=0
for x in range(N,1,-1):
  if A[x]==0:
    continue
  w=(x-2)*A[x]
  if z==0:
    w+=2
  z+=w
y=A[1]
if y>=z and (y-z)%2==0:
  print('Yes')
else:
  print('No')