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A103026
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Numbers n such that 6*10^n+7 is prime.
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1
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0, 1, 2, 3, 8, 9, 19, 58, 121, 187, 806, 855, 1019, 2593, 2749, 3016, 4295, 9664, 14927, 34562, 64387, 71299, 71951
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OFFSET
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1,3
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COMMENTS
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LINKS
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FORMULA
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MATHEMATICA
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Do[ If[ PrimeQ[6*10^n + 7], Print[n]], {n, 0, 10000}]
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PROG
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CROSSREFS
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KEYWORD
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nonn,more,hard
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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