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A178336
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Smaller member of a twin prime pair of the form (k^3 + 2, k^3 + 4).
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6
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3, 29, 91127, 250049, 328511, 2146691, 47832149, 121287377, 170953877, 194104541, 693154127, 979146659, 1167575879, 1664006627, 5079577961, 6219352721, 8678316377, 10289109377, 10633486601, 13980103931, 17474794877, 28066748321, 28736971049
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OFFSET
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1,1
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REFERENCES
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Edmund Landau, Handbuch der Lehre von der Verteilung der Primzahlen, Band I, B. G. Teubner, Leipzig u. Berlin, 1909
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LINKS
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FORMULA
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EXAMPLE
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3 = 1^3+2 = prime(2) and 5 = 1^3+4 = prime(3) are a twin prime pair, so 3 becomes the first term.
91127 = 45^3+2 = prime(8811) and 91129 = 45^3+4 = prime(8812) are a twin prime pair, so 91127 is a term.
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MATHEMATICA
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Select[Range[3100]^3+2, PrimeQ[#]&&PrimeQ[#+2]&] (* Harvey P. Dale, May 26 2012 *)
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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Ulrich Krug (leuchtfeuer37(AT)gmx.de), May 25 2010
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EXTENSIONS
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Keyword:base removed, 2 missing terms inserted by R. J. Mathar, Jun 27 2010
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STATUS
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approved
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