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A260751
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25 primes in arithmetic progression: a(n) = 6171054912832631 + (n-1)*81737658082080 for n = 1, 2, ..., 25.
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12
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6171054912832631, 6252792570914711, 6334530228996791, 6416267887078871, 6498005545160951, 6579743203243031, 6661480861325111, 6743218519407191, 6824956177489271, 6906693835571351, 6988431493653431, 7070169151735511, 7151906809817591, 7233644467899671
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OFFSET
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1,1
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COMMENTS
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This was the longest known sequence of primes in arithmetic progression from 17 May 2008 to 12 April 2010.
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LINKS
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FORMULA
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a(n) = 6171054912832631 + (n-1)*366384*A002110(9) with 1 <= n <= 25.
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EXAMPLE
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a(25) = 6171054912832631 + 24*81737658082080 = 8132758706802551 is prime.
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MATHEMATICA
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Table[6171054912832631 + (n - 1) 81737658082080, {n, 1, 25}] (* Bruno Berselli, Aug 06 2015 *)
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PROG
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(Sage) [6171054912832631+(n-1)*81737658082080 for n in (1..25)] # Bruno Berselli, Aug 06 2015
(Magma) [6171054912832631+(n-1)*81737658082080: n in [1..25]]; // Bruno Berselli, Aug 06 2015
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CROSSREFS
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KEYWORD
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nonn,fini,full
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AUTHOR
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STATUS
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approved
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