Riesel primes of the form 98489•2n-1

Current data

k , b : 98489 , 2  (sieve) Type : Low Count : 7 Nash : 624 Max n : 800,000 Date : 2020-06-27

160, 580, 616, 2240, 8636, 22936, 155456

Remarks :

Available sieve file: n=800K-1M, P=4T, 2,779 candidates

History

• 2020-06-27: Checked to n = 800000, Norman D. Powell, released
• 2020-06-25: Checked to n = 700000, Norman D. Powell
• 2020-06-24: Checked to n = 600000, Norman D. Powell
• 2020-06-23: Checked to n = 500000, Norman D. Powell
• 2020-06-22: Checked to n = 400000, Norman D. Powell
• 2020-06-21: Checked to n = 300000, Norman D. Powell
• 2020-06-18: Reserved by Norman D. Powell