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A093974
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Number of prime pairs below 10^n having a difference of 40.
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2
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0, 0, 0, 0, 28, 424, 5318, 60761, 648780, 6576432, 64778166, 626694626, 5994718578, 56938020205, 538418118750, 5078038454782, 47824516913862, 450132198653881
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OFFSET
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1,5
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LINKS
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EXAMPLE
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a(5) = 28 because there are 28 prime gaps of 40 below 10^5.
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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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a(14)-a(18) from S. Herzog's website added by Giovanni Resta, Aug 14 2018
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STATUS
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approved
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