15ege

def sled(a, b):
    return not a or b

def d(a, b):
    return a % b == 0

for a in range(1, 5000):
    t = True
    for x in range(1, 15000):
        if (d(a, 7) and sled(d(240, x),  sled(not d(a, x), not d(780, x)))) == 0:
            t = False
    if (t):
        print(a)