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 2020-10-20, 18:48 #89 philmoore     "Phil" Sep 2002 Tracktown, U.S.A. 21408 Posts Are there any other unresolved k values < 271129 for which you do not have a probable prime?
2020-10-21, 10:25   #90
henryzz
Just call me Henry

"David"
Sep 2007
Liverpool (GMT/BST)

22×17×89 Posts

Quote:
 Originally Posted by sweety439 For the dual Sierpinski problem for 78557
Not much use posting that without the search limits

2020-10-21, 15:37   #91
sweety439

"99(4^34019)99 palind"
Nov 2016
(P^81993)SZ base 36

2·7·263 Posts

Quote:
 Originally Posted by philmoore Are there any other unresolved k values < 271129 for which you do not have a probable prime?
Code:
2^unknown+79309
2^9+79817
2^42210+91549 (PRP)
2^394+131179
2^21+152267
2^1032+156511
2^57+163187
2^1038+200749
2^44+202705
2^16+209611
2^27+222113
2^unknown+225931
2^11+227723
2^3+229673
2^38+237019
2^60+238411

 2023-03-06, 21:22 #92 thunkii   Mar 2023 2 Posts I have proven 2^42210+91549 as prime and uploaded the certificate to factordb (testing out new hardware).

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