Untouchable numbers: Difference between revisions
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→{{header|Julia}}
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=={{header|Julia}}==
I can prove that the number to required to sieve to assure only untouchables for the interval 1:N is less than (N/2 - 1)^2 for larger N,
but the 512,000,000 sieved below is just from doubling 1,000,000 and running the sieve until we get 150232 for the number
of untouchables under 1,000,000.
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