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A178175
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Numbers n such that 10^n - 47 is prime.
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0
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2, 3, 6, 33, 48, 74, 231, 3206, 4544, 7064, 13634, 41384, 64862, 82790
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OFFSET
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1,1
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COMMENTS
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The next term, if one exists, is >100000. - Robert Price, Apr 25 2011
See Kamada link - primecount.txt for terms, primesize.txt for discovery details including probable or proved primes - search on "99953".
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LINKS
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EXAMPLE
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10^3 - 47 = 953 is a prime number.
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MATHEMATICA
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m=1000; For[n=1, n<m, If[PrimeQ[10^n-47], Print[n]]; n++ ]
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PROG
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CROSSREFS
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KEYWORD
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more,nonn
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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