A=[0, 1, 1, 2, 0, 3, 1, 1, 0, 3, 3, 2, 2, 4, 0, 5, 2, 2, 3, 3, 0, 1, 1, 3, 0, 2, 1, 1, 0, 4, 5, 2, 7, 4, 0, 1, 1, 2, 0, 3, 1, 1, 0, 3, 3, 2, 2, 4, 4, 5, 5, 2, 3, 3, 0, 1, 1, 3, 0, 2, 1, 1, 0, 4, 5, 3, 7, 4]
B=[8, 1, 1, 2, 0, 3, 1, 1, 0, 3, 3, 2, 2, 4, 4, 5, 5, 9, 3, 3, 0, 1, 1, 3, 0, 2, 1, 1, 0, 4, 5, 3, 7, 4]
n=int(input())
X=list(map(int,input().split()))
X.sort()
for i in range(n):
	X[i]-=i
X.append(None)
e,s=-1,0
C=[]
for x in X:
	if e!=x:
		C.append((e,s))
		e=x
		s=0
	s+=1
C.pop(0)
ans=0
for _,s in C:
	if s<68:
		ans^=A[s]
	else:
		ans^=B[s%34]
if ans:
	print('First')
else:
	print('Second')