n = int(input())
k29 = 0
k1 = 0
ans = 0
a1, a2, a3, a4 = [int(input()) for i in range(4)]
for i in range(n - 4):
    if a1 % 29 == 0:
        k29 += 1
    else:
        k1 += 1
    a1, a2, a3, a4 = a2, a3, a4, int(input())
    if a4 % 29 == 0:
        ans += k1
    ans += k29
print(ans)