Riesel primes of the form 345•2n-1

Current data

k , b : 345 , 2 Type : 315 Count : 43 Nash : 2447 Max n : 3,000,000 Date : 2022-06-03

4, 6, 7, 15, 16, 22, 30, 34, 40, 46, 51, 67, 72, 99, 100, 142, 150, 324, 609, 807, 1371, 2484, 2640, 3306, 4164, 8734, 9655, 12456, 14272, 14296, 15609, 18702, 24309, 74901, 128974, 137671, 148632, 222691, 894064, 1000251, 1175842, 1742652, 2313720

History

• 2022-06-03: Checked to n = 3000000, NPLB Drive 15, released
• 2017-10-30: Found n = 2313720, Ricky L. Hubbard
• 2014-12-29: Reserved by NPLB Drive 15, for n=2000000-3000000
• 2013-02-02: Checked to n = 2000000, NPLB Mini Drive 3, released
• 2012-01-25: Found n = 1742652, Karsten Bonath
• 2010-10-10: Found n = 1175842, Karsten Bonath
• 2010-05-19: Found n = 1000251, Karsten Bonath
• 2010-05-18: Reserved by NPLB Mini Drive 3, for 1000000<n<1300000
• 2009-09-11: Checked to n = 1000000, NPLB Mini Drive 1, released
• 2009-06-17: Found n = 894064, Karsten Bonath
• 2009-05-14: Reserved by NPLB Mini Drive 1, for 600000<n<970000
• 2008-12-30: Reserved by NPLB Mini Drive 1, for 600000<n<950000
• 2008-11-10: Checked to n = 600000, NPLB Drive 3, released
• 2008-03-01: Reserved by NPLB Drive 3, for 260000<n<600000
• 2003-11-11: Found n = 222691, Michael Ian Hartley
• 2003-07-30: Found n = 148632, Michael Ian Hartley
• 2003-07-30: Found n = 137671, Michael Ian Hartley
• 2003-07-30: Found n = 128974, Michael Ian Hartley