Williams primes of the form 7•6n+1

Reserved! This sequence is currently reserved by: Ryan Propper

Current data

Base : 6 Count : 31 Max n : 2,000,000 Date : 2019-07-31 Reserved : Ryan PropperRyan Propper/Reserved

1, 6, 17, 38, 50, 80, 207, 236, 264, 309, 555, 1128, 1479, 1574, 2808, 3525, 5334, 9980, 13485, 17616, 18846, 24896, 34215, 67914, 115268, 166407, 1246814, 1793775, 2104746, 2396573, 3072198

History

• 2019-08-04: Found n = 3072198, Ryan Propper
• 2019-08-02: Found n = 2396573, Ryan Propper
• 2019-07-31: Found n = 2104746, Ryan Propper
• 2019-07-29: Found n = 1793775, Ryan Propper
• 2019-07-28: Found n = 1246814, Ryan Propper
• 2019-07-27: Checked n = 500000  -  1000000, Ryan Propper
• 2019-07-25: Checked n = 100000  -  500000, Ryan Propper, found n = 115268 and n = 166407
• 2019-05-29: Checked n = 25000  -  100000, Karsten Bonath, found n = 34215
• 2018-03-26: Checked to n = 25000, Eric Chen
• 2004-06-09: Found n = 67914, Peter Benson