Proth primes of the form 50873•2n+1

Reserved! This sequence is currently part of Multi Reservation 12: CRUS Even Sierpiński.

Current data

k , b : 50873 , 2 Type : Low Count : 1 Nash : 410 Max n : 10,000,000 Date : 2020-10-17 Reserved : Conjectures 'R UsConjectures 'R Us/Reserved

1

History

• 2020-10-17: Checked to n = 10000000, PrimeGrid New Sierpiński Problem, released
• 2020-10-06: Checked to n = 10000000, PrimeGrid New Sierpiński Problem, released
• 2020-09-19: Checked to n = 9000000, PrimeGrid New Sierpiński Problem
• 2020-08-30: Checked to n = 8100000, PrimeGrid New Sierpiński Problem
• 2020-08-30: Checked to n = 8000000, PrimeGrid New Sierpiński Problem
• 2020-08-21: Checked to n = 7000000, PrimeGrid New Sierpiński Problem
• 2020-08-14: Checked to n = 6000000, PrimeGrid New Sierpiński Problem
• 2020-08-09: Checked to n = 5000000, PrimeGrid New Sierpiński Problem
• 2020-08-05: Checked to n = 6625000, (PRPnet port 1400), Conjectures 'R Us, released
• 2020-08-01: Reserved by PrimeGrid New Sierpiński Problem, for n=4000000-7000000
• 2017-05-16: Checked to n = 4906000, (PRPnet port 1400), Conjectures 'R Us
• 2015-04-29: Checked to n = 3000000, (PRPnet port 1400), Conjectures 'R Us
• 2014-09-20: Reserved by (PRPnet port 1400), Conjectures 'R Us, for n>2000000
• 2011-08-10: Checked to n = 2000000, (PRPnet port 1300), Conjectures 'R Us, released
• 2011-05-13: Checked to n = 1400000, (PRPnet port 1300), Conjectures 'R Us
• 2011-02-08: Reserved by (PRPnet port 1300), Conjectures 'R Us
• 2011-01-01: Checked to n = 1000000, Gary Barnes
• 2010-12-17: Checked to n = 900000, Gary Barnes
• 2010-12-04: Checked to n = 800000, Gary Barnes
• 2010-11-25: Checked to n = 700000, Gary Barnes
• 2010-11-17: Checked to n = 600000, Gary Barnes
• 2010-11-08: Checked to n = 500000, Gary Barnes
• 2010-09-24: Checked to n = 400000, Gary Barnes
• 2010-08-02: Checked to n = 250000, Gary Barnes
• 2010-07-16: Checked to n = 120000, Gary Barnes