2nd Riesel Problem

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Purpose

Finding primes for the Riesel problem 2.

k-values left

There are 22 sequences:

• 527587
• 539069
• 548441
• 578593
• 581053
• 587759
• 589783
• 593219
• 600461
• 611773
• 613211
• 641579
• 671413
• 672071
• 681041
• 685183
• 686711
• 704501
• 705329
• 746321
• 747133
• 755857

Included are the following k-values as even: 271357 (as k=542714) and 303337 (as k=606674).

History

Primes found by project

• 2022-01-10: Riesel 543539•2^2536028-1 by Göran Schmidt
• 2022-01-10: Riesel 721751•2^2123838-1 by Ronny Willig
• 2022-01-13: Riesel 609179•2^2111132-1 by Lars Seidel

See also

Multi Reservation 21: The current n_max = 8,000,000 as of 2024-03-31.