#Life 1.05
#D Primer, a prime number sieve
#D
#D Produces a westward stream of lightweight spaceships representing
#D prime numbers:  a LWSS escapes past the pentadecathlon around
#D generation  120n+100  if and only if n is prime.
#D This is probably not a good way to look for the largest primes!
#D Dean Hickerson, dean@ucdmath.ucdavis.edu  11/1/91
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