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A091117
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Number of primes of the form 5k+2 less than 10^n.
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0
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2, 7, 47, 309, 2412, 19622, 166212, 1440496, 12712315, 113764040, 1029518338, 9401997001
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OFFSET
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1,1
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COMMENTS
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LINKS
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CROSSREFS
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KEYWORD
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nonn,more
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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