Riesel primes of the form 132189•2n-1

Current data

k , b : 132189 , 2 Type : 3 Count : 27 Nash : 2041 Max n : 50,000 Date : 2020-10-16

7, 17, 55, 77, 104, 247, 280, 475, 500, 655, 815, 1027, 3061, 3232, 3257, 3811, 5243, 8867, 10121, 10195, 12400, 13141, 17011, 30743, 37685, 47711, 487907

History

• 2020-10-16: Checked to n = 50000, Karsten Bonath
• 2011-09-19: Found n = 487907, Lennart Vogel, Twin Prime Search 480000