import math
def is_prime(n):
    if n == 0 or n == 1:
        return False
    if n == 2:
        return True
    if n % 2 == 0 and n > 2:
        return False
    for i in range(3, int(math.sqrt(n)) + 1, 2):
        if n % i == 0:
            return False
    return True

for i in range(0, 1000):
    if is_prime( ((i ** 4) + 4) / 17 ):
        print i