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A126422
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Primes of the form n^4-n-1.
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10
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13, 251, 619, 1289, 2393, 6551, 14629, 28547, 65519, 159979, 279817, 456949, 2313401, 2559959, 3111653, 3748051, 6249949, 7890427, 9150569, 10555943, 12959939, 13845779, 21381307, 25411609, 35152963, 38950001, 45212093
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OFFSET
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1,1
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LINKS
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Table of n, a(n) for n=1..27.
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MATHEMATICA
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a = {}; Do[If[PrimeQ[x^4 - x - 1], AppendTo[a, x^4 - x - 1]], {x, 1, 100}]; a
Select[Table[n^4-n-1, {n, 100}], PrimeQ] (* Harvey P. Dale, Aug 27 2013 *)
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CROSSREFS
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Cf. A002327, A002328, A116581, A126420, A126421.
Sequence in context: A219059 A218315 A183416 * A286878 A106738 A001508
Adjacent sequences: A126419 A126420 A126421 * A126423 A126424 A126425
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KEYWORD
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nonn
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AUTHOR
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Artur Jasinski, Dec 26 2006
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EXTENSIONS
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Definition corrected by Charles R Greathouse IV, Mar 11 2008
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STATUS
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approved
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