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Riesel primes of the form 109•2^{n}1
Reserved! This sequence is currently reserved by: Michael Curtis 
Current data


History
 20200313: Checked to n = 4000000, Michael Curtis
 20170703: Checked to n = 3000000, Michael Curtis
 20160103: Checked to n = 2380000, Michael Curtis
 20150218: Reserved by Michael Curtis from n=2000000
 20140617: Checked to n = 2000000, Michael Curtis, released
 20130611: Checked to n = 1620000, Michael Curtis
 20120504: Checked to n = 1550000, Michael Curtis
 20111204: Checked to n = 1480000, Michael Curtis
 20110602: Checked to n = 1400000, Michael Curtis
 20101028: Checked to n = 1350000, Michael Curtis
 20100321: Checked to n = 1100000, Michael Curtis
 20100222: Found n = 1006883, Michael Curtis
 20100112: none, Michael Curtis
 20090901: none, Michael Curtis
 20090622: Checked to n = 1000000, Michael Curtis
 20090313: Checked to n = 900000, Michael Curtis
 20090213: Checked to n = 800000, Michael Curtis
 20081203: Checked to n = 800000, Michael Curtis
 20080714: Checked to n = 700000, Michael Curtis
 20080214: Reserved by Michael Curtis
 20080112: Checked to n = 650000, Borys Jaworski
 20080110: Found n = 646403, Borys Jaworski
 20080106: Checked to n = 640000, Borys Jaworski
 20071001: Reserved by Borys Jaworski