6 aus 49 generator

aus.py

#!/usr/bin/env python3

def primegen(n=2):
    primes = set()
    while True:
        for p in primes:
            if (n % p) == 0:
                break
        else:
            primes.add(n)
            yield n
        n += 1

primes = primegen()

for _ in range(1337):
    next(primes)

numbers = list(range(1, 50))

for c in "Swhack":
    index = (ord(c) * next(primes)) % len(numbers)
    print(numbers[index])
    del numbers[index]