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A255390
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Primes of the form 173^k - 172^k.
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0
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OFFSET
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1,1
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COMMENTS
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The values of k are 3, 7, 43, 701, 907, ... - Jinyuan Wang, May 30 2020
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LINKS
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MATHEMATICA
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PROG
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(Magma) [a: n in [0..200] | IsPrime(a) where a is (173^n-172^n)]; // Vincenzo Librandi, Feb 22 2015
(PARI) select(m->ispseudoprime(m), vector(100, k, 173^k-172^k)) \\ Jinyuan Wang, May 30 2020
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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