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 A260751 25 primes in arithmetic progression: a(n) = 6171054912832631 + (n-1)*81737658082080 for n = 1, 2, ..., 25. 9
 6171054912832631, 6252792570914711, 6334530228996791, 6416267887078871, 6498005545160951, 6579743203243031, 6661480861325111, 6743218519407191, 6824956177489271, 6906693835571351, 6988431493653431, 7070169151735511, 7151906809817591, 7233644467899671 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS This was the longest known sequence of primes in arithmetic progression from 17 May 2008 to 12 April 2010. LINKS Marco Ripà, Table of n, a(n) for n = 1..25 Jens Kruse Andersen, All known AP24 to AP26. Wikipedia, Largest known primes in AP. FORMULA a(n) = 6171054912832631 + (n-1)*366384*A002110(9) with 1 <= n <= 25. EXAMPLE a(25) = 6171054912832631 + 24*81737658082080 = 8132758706802551 is prime. MATHEMATICA Table[6171054912832631 + (n - 1) 81737658082080, {n, 1, 25}] (* Bruno Berselli, Aug 06 2015 *) PROG (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 CROSSREFS Cf. A002110, A204189. Sequence in context: A261140 A116500 A173533 * A233852 A011529 A136607 Adjacent sequences:  A260748 A260749 A260750 * A260752 A260753 A260754 KEYWORD nonn,fini,full AUTHOR Marco Ripà, Aug 05 2015 STATUS approved

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Last modified September 19 07:24 EDT 2020. Contains 337178 sequences. (Running on oeis4.)