Williams primes of the form 421•422n+1

Reserved! This sequence is currently reserved by: Karsten Bonath

Current data

Base : 422 Count : 0 Max n : 300,000 Date : 2019-10-14 Reserved : Karsten BonathKarsten Bonath/Reserved

History

• 2019-10-14: Checked to n = 300000, Karsten Bonath
• 2019-08-01: Checked to n = 238000, Karsten Bonath
• 2018-12-19: Checked to n = 100000, Karsten Bonath