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Record history for k=3

k Primes n's Digits Year Discoverer
3 (5606879602425  21290000-1) + (3322939064-560687960242521290000)n 0..2 884748 2021 Serge Batalov
3 (6325241166627  21290000-1) + (145522683953-632524116662721290000)n 0..2 807954 2021 Serge Batalov
3 (4953427788675  21290000-1) + (355521542813-495342778867521290000)n 0..2 464437 2020 Serge Batalov
3 (2723880039837  21290000-1) + (412521445205-272388003983721290000)n 0..2 435054 2016 David Broadhurst, David Abrahmi, David Metcalfe, TwinGen, NewPGen, srsieve, PSieve, Rieselprime, PrimeGrid, LLR, PrimeForm
3 (731362328595 + 1986593776260n)21290000-1 0..2 388342 2016 Serge Batalov, Randy Ready, Simon Geis, NewPGen, TwinGen, PrimeGrid, LLR
3 (907717371825 + 1312259228802n)21290000-1 0..2 388342 2016 Serge Batalov, James Scott Brown, Simon Geis, NewPGen, TwinGen, PrimeGrid, LLR
3 (483590093385 + 1367824406910n)21290000-1 0..2 388342 2015 David Broadhurst, Ernst Fluttert, Randall Scalise, PrimeGrid, TwinGen, LLR, NewPGen, PrimeForm
3 (8175435610410 + 32289415560495n)2666666-1 0..2 200701 2011 David Broadhurst, Tony Gott, Ulrich Fries, PrimeGrid, TwinGen, LLR, NewPGen, PrimeForm
3 (15392263359+1) + (11852529444-15392263359)n 0..2 159382 2010 David Broadhurst, Sascha Dinkel, Steven Harvey, FermFact, srsieve, PrimeGrid, PrimeForm, LLR
3 (9072338934+1) + (712515885-9072338934)n 0..2 155300 2010 David Broadhurst, Steven Harvey, NewPGen, srsieve, PRP, PrimeForm
3 (113472508209-1) + (1039392514229-113472508209)n 0..2 154804 2010 David Broadhurst, Thomas Ritschel, Lei Zhou, Riesel Prime Search, NewPGen, srsieve, LLR, PrimeForm
3 (17692672340000-1) + (10618392456789-17692672340000)n 0..2 137514 2007 Jens Kruse Andersen, Jiong Sun, Daniel Heuer, NewPGen, LLR, PrimeForm
3 (1972202534-1) + (172429318-1972202534)n 0..2 129240 2005 David Broadhurst, Peter Grobstich, Mark Anderson, Proth.exe, LLR, PrimeForm
3 (4057690592180009-1) + (452368553-4057690592180009)n 0..2 110948 2003 Jiong Sun, NewPGen, LLR, PrimeForm