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 Showing results 1 to 25 of 1000 Search took 0.22 seconds. Search: Posts Made By: sweety439
 Forum: sweety439 2020-08-11, 16:42 Replies: 938 Views: 28,273 Posted By sweety439 The "ground base" of (k*b^n+-1)/gcd(k+-1,b-1) is... The "ground base" of (k*b^n+-1)/gcd(k+-1,b-1) is the smallest value of b' such that * b' is a root of b (or b itself) * b'-1 is divisible by gcd(k+-1,b-1) * The relative complement of...
 Forum: sweety439 2020-08-10, 06:48 Replies: 938 Views: 28,273 Posted By sweety439 Update PARI program files. Update PARI program files.
 Forum: sweety439 2020-08-09, 16:40 Replies: 938 Views: 28,273 Posted By sweety439 Sierpinski k=2: 3 (1) 12 (3) 17 (47) ... Sierpinski k=2: 3 (1) 12 (3) 17 (47) 38 (2729) 101 (192275) 218 (333925) 365? (>200000)
 Forum: sweety439 2020-08-09, 15:06 Replies: 938 Views: 28,273 Posted By sweety439 S13: 2 (2) 8 (4) 11 (564) 29 (10574) ... S13: 2 (2) 8 (4) 11 (564) 29 (10574) 281? (>5000) S14:
 Forum: Conjectures 'R Us 2020-08-09, 14:16 Replies: 1,410 Views: 101,502 Posted By sweety439 Will you update the R10 table... Will you update the R10 table http://www.noprimeleftbehind.net/gary/primes-kx10n-1.htm? Like the R2 table http://www.prothsearch.com/riesel2.html and the S2 table...
 Forum: Conjectures 'R Us 2020-08-08, 15:52 Replies: 126 Views: 14,652 Posted By sweety439 (370*8^8300+1)/gcd(370+1,8-1) is (probable) prime... (370*8^8300+1)/gcd(370+1,8-1) is (probable) prime Update the correct file for S8 k<=1024
 Forum: sweety439 2020-08-08, 07:00 Replies: 938 Views: 28,273 Posted By sweety439 The records of the n are: (GFNs and half GFNs are... The records of the n are: (GFNs and half GFNs are excluded) S2: 3 (1) 7 (2) 12 (3) 19 (6) 31 (8) 47 (583)
 Forum: sweety439 2020-08-08, 06:36 Replies: 938 Views: 28,273 Posted By sweety439 Status for 2<=b<=128 and 1<=k<=128: ... Status for 2<=b<=128 and 1<=k<=128: Sierpinski (https://en.wikipedia.org/w/index.php?title=Wikipedia:Sandbox&oldid=969796463) (k*b^n+1)/gcd(k+1,b-1) Riesel...
 Forum: sweety439 2020-08-08, 06:30 Replies: 938 Views: 28,273 Posted By sweety439 This b must be >=2, and the b=2 case is the... This b must be >=2, and the b=2 case is the original Sierpinski/Riesel problems, this project extend these Sierpinski/Riesel problems to bases b>2
 Forum: sweety439 2020-08-07, 16:01 Replies: 938 Views: 28,273 Posted By sweety439 k's with algebra factors for Sierpinski/Riesel... k's with algebra factors for Sierpinski/Riesel base b=2^n with 9<=n<=16: S512: all k = m^3 S1024: all k = m^5 S2048: all k = m^11 S4096: all k = m^3 and all k = 4*m^4 S8192: all k = m^13...
 Forum: Conjectures 'R Us 2020-08-07, 15:52 Replies: 126 Views: 14,652 Posted By sweety439 There are pages shown the status (including the... There are pages shown the status (including the test limit) for the conjectures of (k*b^n+-1)/gcd(k+-1,b-1) (+ for Sierpinski, - for Riesel) with bases 2<=b<=128 and b=256, 512, 1024 Sierpinski...
 Forum: Conjectures 'R Us 2020-08-07, 15:47 Replies: 126 Views: 14,652 Posted By sweety439 OK, but see the GitHub page... OK, but see the GitHub page https://github.com/xayahrainie4793/first-4-Sierpinski-Riesel-conjectures, there are too many "NA" in these files, however I an give you the test limit for some bases: ...
 Forum: sweety439 2020-08-06, 12:34 Replies: 938 Views: 28,273 Posted By sweety439 Update files to include SR100, SR512, SR1024 ... Update files to include SR100, SR512, SR1024 the (probable) prime (469*100^4451-1)/gcd(469-1,100-1) is given by https://stdkmd.net/nrr/prime/primedifficulty.txt (the form 521w) Also see the...
 Forum: Conjectures 'R Us 2020-08-06, 08:28 Replies: 126 Views: 14,652 Posted By sweety439 These are the status for the first 4 conjectures... These are the status for the first 4 conjectures for SR32 and SR128 (I only update the power-of-2 bases here, since they are more interesting, for more SR bases, see the files in post...
 Forum: sweety439 2020-08-06, 08:25 Replies: 938 Views: 28,273 Posted By sweety439 Status for the first 4 Sierpinski/Riesel... Status for the first 4 Sierpinski/Riesel conjectures (added R100 and R512, R1024 is still running .... now running for k=91)
 Forum: sweety439 2020-08-06, 06:43 Replies: 938 Views: 28,273 Posted By sweety439 Using the Riesel side as an example: 1. n... Using the Riesel side as an example: 1. n must be >= 1 for all k 2. If (k*b^n-1)/gcd(kb-1,b-1) where n=1 is prime than k*b (i.e. MOB) will need a different prime because this prime would be...
 Forum: sweety439 2020-08-06, 04:03 Replies: 938 Views: 28,273 Posted By sweety439 These are the conjectured first 4... These are the conjectured first 4 Sierpinski/Riesel numbers, for the power-of-2 bases searched up to b=2^16
 Forum: sweety439 2020-08-06, 03:44 Replies: 938 Views: 28,273 Posted By sweety439 All Sierpinski/Riesel bases listed "NA" have CK >... All Sierpinski/Riesel bases listed "NA" have CK > 5M (i.e. 5M is the lower bound for these Sierpinski/Riesel bases) upper bounds for these Sierpinski/Riesel bases <= 600: S66: 21314443 (if not...
 Forum: sweety439 2020-08-06, 03:25 Replies: 938 Views: 28,273 Posted By sweety439 searched to base 256 (also base 512, 1024, 2048,... searched to base 256 (also base 512, 1024, 2048, 4096, 8192, 16384, 32768, 65536)
 Forum: sweety439 2020-08-05, 03:41 Replies: 938 Views: 28,273 Posted By sweety439 These are the conjectures in the thread... These are the conjectures in the thread https://mersenneforum.org/showthread.php?t=11061 (conjectured smallest prime Sierpinski/Riesel numbers), for the extended Sierpinski/Riesel conjectures...
 Forum: Conjectures 'R Us 2020-08-05, 00:11 Replies: 6 Views: 2,335 Posted By sweety439 Found more CK: Prime Sierpinski: ... Found more CK: Prime Sierpinski: b,CK 2,271129 4,271129 6,282001 8,47
 Forum: Riesel Prime Search 2020-08-04, 23:52 Replies: 27 Views: 4,930 Posted By sweety439 Also see post... Also see post https://mersenneforum.org/showpost.php?p=138737&postcount=24, some forms like 25*12^n-1 and 144*19^n-1 have zero weight. 25*12^n-1: for even n let n = 2*q; factors to: ...
 Forum: Riesel Prime Search 2020-08-04, 23:48 Replies: 27 Views: 4,930 Posted By sweety439 See page... See page https://www.rieselprime.de/ziki/Riesel_k%3D1-300, 9*2^n-1 has Nash weight 1674, and 25*2^n-1 has Nash weight 1571
 Forum: sweety439 2020-08-03, 23:47 Replies: 938 Views: 28,273 Posted By sweety439 Also, (for Riesel k=64) Bases 235, 748,... Also, (for Riesel k=64) Bases 235, 748, 1261, 1774, 2287, 2800, 3313, 3826, 4339, 4852, 5365, 5878, 6391, 6904, 7417, 7930, 8443, 8956, 9469, 9982, ...: n == 1 mod 3: factor of 3, n == 2 mod 3:...
 Forum: Conjectures 'R Us 2020-07-31, 05:26 Replies: 126 Views: 14,652 Posted By sweety439 Remain k's: S8: 256 (GFN, at... Remain k's: S8: 256 (GFN, at n=(2^33-8)/3-1), 370 (extended, corresponding number should be divided by 7 to get a prime since 370*8^n+1 has trivial factor of 7, at n=10K), 467 (at n=833333 due to...
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