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Riesel primes of the form 305•2^{n}1
Current data


History
 20240815: Checked to n = 5000000, NPLB Drive Highn, released
 20220603: Reserved by NPLB Drive Highn, for 3000000<n<5000000
 20220603: Checked to n = 3000000, NPLB Drive 15, released
 20180227: Found n = 2358854, Ricky L. Hubbard
 20141229: Reserved by NPLB Drive 15, for n=20000003000000
 20121010: Checked to n = 1300000, Gary Barnes, doublechecked, released
 20120925: Reserved by Gary Barnes, for 1000000<n<1300000
 201204: Checked to n = 2000000, Dmitry Domanov
 20100626: Reserved by Dmitry Domanov
 20090101: Checked to n = 1000000, Carlos Eduardo Pinho, released, results not available anymore
 20081227: Checked to n = 900000, Carlos Eduardo Pinho, results not available anymore
 20081110: Checked to n = 600000, NPLB Drive 3, released
 20081016: Checked to n = 800000, Carlos Eduardo Pinho, results not available anymore
 20081009: Reserved by Carlos Eduardo Pinho, for 700000<n<1000000
 20080826: Checked to n = 700000, Carlos Eduardo Pinho, released
 20080803: Found n = 662808, Carlos Eduardo Pinho
 20080804: Checked to n = 700000, Carlos Eduardo Pinho, results included
 20080802: Reserved by Carlos Eduardo Pinho, for 600000<n<1000000
 20080301: Reserved by NPLB Drive 3, for 260000<n<600000
 20011231: Found n = 115782, James S. Griffin
 20011231: Found n = 104646, James S. Griffin
 20010723: Found n = 86934, Sander Hoogendoorn