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A156940
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Primes of the form 2^k + 11.
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5
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13, 19, 43, 139, 523, 32779, 8388619, 536870923, 2147483659, 36028797018963979, 2361183241434822606859, 151115727451828646838283, 254629497041810760783555711051172270131433549208242031329517556169297662470417088272924683
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OFFSET
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1,1
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LINKS
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FORMULA
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MATHEMATICA
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Delete[Union[Table[If[PrimeQ[2^n + 11], 2^n + 11, 0], {n, 1, 200}]], 1]
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PROG
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(Magma) [ a: n in [0..350] | IsPrime(a) where a is 2^n+11 ] // Vincenzo Librandi, Nov 26 2010
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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Edwin Dyke (ed.dyke(AT)btinternet.com), Feb 18 2009
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EXTENSIONS
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STATUS
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approved
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