Riesel primes of the form 48609•2n-1

Current data

k , b : 48609 , 2 Type : 3 Count : 48 Nash : 2359 Max n : 220,000 Date : 2021-01-31

4, 7, 8, 13, 28, 43, 68, 97, 121, 136, 163, 169, 184, 233, 259, 272, 277, 343, 368, 388, 416, 424, 544, 679, 1408, 1877, 2252, 2437, 3847, 4856, 5119, 5719, 7036, 9811, 10949, 15104, 15916, 23599, 29732, 54148, 86971, 89492, 155684, 155863, 185656, 187831, 215392, 216101

History

• 2021-01-31: Checked to n = 220000, Alexander Jones, released
• 2020-12-15: Reserved by Alexander Jones
• 2020-09-06: Checked to n = 50000, Alexander Jones
• 2011-11-23: Checked to n = 1007, Gary Barnes
• 2005-05-16: Found n = 216101, Shane Findley