def run():
primes = [p for p in euler_util.primes(17)]
sum = 0
for c in euler_util.combos(range(10)):
if c[0] == 0:
continue
if curious(c, primes):
# print c
sum += euler_util.undigits(c)
def run():
primes = [p for p in euler_util.primes(int(math.ceil(math.sqrt(987654321))))]
max = 0
toks = []
for i in [1,2,3,4,5,6,7,8,9]:
toks.append(i)
for c in euler_util.combos(toks):
x = euler_util.undigits(c)
if is_prime(x, primes) and x > max:
max = x