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A125969
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Numbers k for which k^12+k^11-1 is prime.
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1
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2, 5, 9, 10, 11, 12, 13, 24, 30, 31, 48, 49, 60, 61, 71, 85, 96, 104, 131, 132, 147, 167, 175, 185, 191, 198, 204, 218, 226, 242, 269, 305, 323, 340, 385, 386, 406, 437, 471, 500, 526, 534, 549, 570, 576, 591, 592, 609, 633, 660, 670, 676, 680, 690, 697, 713, 752
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OFFSET
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1,1
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LINKS
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MATHEMATICA
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Do[If[PrimeQ[x^12 + x^11 - 1], Print[x]], {x, 1, 400}]
Select[Range[800], PrimeQ[#^12+#^11-1]&] (* Harvey P. Dale, Nov 08 2022 *)
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PROG
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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