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Search: id:A128453
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| A128453 |
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Numbers n such that absolute value of 13^n - n^13 is prime. |
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+0
7
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OFFSET
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1,1
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MATHEMATICA
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Do[If[PrimeQ[13^n - n^13], Print[n]], {n, 10^4}] - Ryan Propper (rpropper(AT)cs.stanford.edu), Jul 01 2007
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CROSSREFS
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Cf. A072180, A109387, A117705, A117706, A128447, A128448, A128449, A128450, A128451, A122003, A128454.
Sequence in context: A117596 A096377 A026083 this_sequence A052747 A007121 A152786
Adjacent sequences: A128450 A128451 A128452 this_sequence A128454 A128455 A128456
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KEYWORD
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bref,hard,more,nonn,less
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AUTHOR
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Alexander Adamchuk (alex(AT)kolmogorov.com), Mar 03 2007
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EXTENSIONS
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a(4) from Ryan Propper (rpropper(AT)cs.stanford.edu), Jul 01 2007
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