20201019, 15:47  #1068 
Nov 2016
2×7×13^{2} Posts 
At n=26544, found a new (probable) prime: (376*70^249521)/3

20201022, 14:48  #1069 
Nov 2016
2·7·13^{2} Posts 
For the Sierpinski bases 2<=b<=128 and b = 256, 512, 1024:
proven: 4, 5, 7, 8, 9, 11, 13, 14, 16, 17, 19, 20, 21, 23, 27, 29, 34, 35, 39, 41, 43, 44, 45, 47, 49, 51, 54, 56, 57, 59, 61, 64, 65, 69, 71, 73 (with PRP), 74, 75, 76, 79, 84, 85, 87, 88, 90, 94, 95, 100, 101, 105 (with PRP), 110, 111, 114, 116, 119, 121, 125, 256 (with PRP) weak proven (only GFN's or half GFN's remain): 12, 18, 32, 37, 38, 50, 55, 62, 72, 77, 89, 91, 92, 98, 99, 104, 107, 109 1k bases: 25, 53, 103, 113, 118 2k bases but become 1k bases if GFN's and half GFN's are excluded: 10, 36, 68, 83, 86, 117, 122, 128 4k bases but become 1k bases if GFN's and half GFN's are excluded: 512 2k bases: 26, 30, 33, 46, 115 3k bases but become 2k bases if GFN's and half GFN's are excluded: 67, 123 3k bases: 28, 102 4k bases but become 3k bases if GFN's and half GFN's are excluded: 93 5k bases but become 3k bases if GFN's and half GFN's are excluded: 1024 
20201022, 14:59  #1070 
Nov 2016
2·7·13^{2} Posts 
For the Riesel bases 2<=b<=128 and b = 256, 512, 1024:
proven: 4, 5, 7 (with PRP), 8, 9, 10, 11, 12, 13, 14, 16, 17, 18, 19, 20, 21, 23, 25, 26, 27, 29, 32, 34, 35, 37, 38, 39, 41, 44, 45, 47, 49, 50, 51, 53, 54, 55, 56, 57, 59, 62, 64, 65, 67, 68, 69, 71, 72, 73 (with PRP), 74, 75, 76, 77, 79, 81, 83, 84, 86, 87, 89, 90, 91 (with PRP), 92, 95, 98, 99, 100 (with PRP), 101, 103, 104, 107 (with PRP), 109, 110, 111, 113, 114, 116, 119, 121, 122, 125, 128, 256, 512 1k bases: 43, 70, 85, 94, 97, 118, 123 2k bases: 33, 105, 115 3k bases: 46, 61, 80 
20201025, 19:43  #1071 
Nov 2016
2×7×13^{2} Posts 

20201028, 00:07  #1072 
Nov 2016
2·7·13^{2} Posts 
R70 at n=41326, no other (probable) primes found

20201028, 00:09  #1073 
Nov 2016
2×7×13^{2} Posts 
R43 at n=18122, no (probable) primes found
Unfortunately, srsieve cannot sieve R43, since k and b are both odd. 
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