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