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 Showing results 1 to 25 of 1000 Search took 0.17 seconds. Search: Posts Made By: sweety439
 Forum: sweety439 2020-11-24, 03:50 Replies: 18 Views: 2,163 Posted By sweety439 In base 8, the possible (first digit,last digit)... In base 8, the possible (first digit,last digit) for an element with >=3 digits in the minimal set of the strings for primes with at least two digits are (1,1), (1,3), (1,5), (1,7), (2,1), (2,3),...
 Forum: Prime Wiki 2020-11-24, 03:39 Replies: 228 Sticky: Prime-Wiki Views: 23,727 Posted By sweety439 10*338^n+1 at 300K with no prime found... 10*338^n+1 at 300K with no prime found (https://mersenneforum.org/showpost.php?p=564123&postcount=2205) 4*275^n-1 at 600K with no prime found...
 Forum: sweety439 2020-11-23, 01:17 Replies: 10 Views: 276 Posted By sweety439 Puzzles: * Found all left truncatable primes... Puzzles: * Found all left truncatable primes in base b, for 2<=b<=256 * Found all right truncatable primes in base b, for 2<=b<=256 * Found all minimal primes in base b, for 2<=b<=256 (we...
 Forum: sweety439 2020-11-23, 01:10 Replies: 10 Views: 276 Posted By sweety439 The bases such that all minimal primes are known... The bases such that all minimal primes are known are 2-16, 18, 20, 22-24, 30, 42 and possible 60 The bases such that all left truncatable primes are known are 2-29, 31-35, 37-39, 41, 43, 47, 49,...
 Forum: sweety439 2020-11-23, 00:26 Replies: 1,111 Views: 41,515 Posted By sweety439 Remain k for Riesel CK=1: Remain k for... Remain k for Riesel CK=1: Remain k for Riesel CK=2: Remain k for Riesel CK=3: Remain k for Riesel CK=4:
 Forum: sweety439 2020-11-23, 00:25 Replies: 1,111 Views: 41,515 Posted By sweety439 Remain k for Sierpinski CK=1: Remain k... Remain k for Sierpinski CK=1: Remain k for Sierpinski CK=2: Remain k for Sierpinski CK=3: Remain k for Sierpinski CK=4:
 Forum: sweety439 2020-11-23, 00:23 Replies: 1,111 Views: 41,515 Posted By sweety439 There are many bases that are proven: There are many bases that are proven:
 Forum: sweety439 2020-11-22, 08:52 Replies: 1,111 Views: 41,515 Posted By sweety439 Remain k for Riesel CK=1: Remain k for... Remain k for Riesel CK=1: Remain k for Riesel CK=2: Remain k for Riesel CK=3: Remain k for Riesel CK=4:
 Forum: sweety439 2020-11-22, 08:51 Replies: 1,111 Views: 41,515 Posted By sweety439 Remain k for Sierpinski CK=1: Remain k... Remain k for Sierpinski CK=1: Remain k for Sierpinski CK=2: Remain k for Sierpinski CK=3: Remain k for Sierpinski CK=4:
 Forum: sweety439 2020-11-22, 08:39 Replies: 1,111 Views: 41,515 Posted By sweety439 All Riesel conjectures with k=1 remain: 185, 269,... All Riesel conjectures with k=1 remain: 185, 269, 281, 380, 384, 385, 394, 452, 465, 511, 574, 601, 631, 632, 636, 711, 713, 759, 771, 795, 861, 866, 881, 938, 948, 951, 956, 963, 1005, 1015, All...
 Forum: sweety439 2020-11-22, 08:38 Replies: 1,111 Views: 41,515 Posted By sweety439 All Sierpinski conjectures with k=1 remain: 31,... All Sierpinski conjectures with k=1 remain: 31, 38, 50, 55, 62, 63, 67, 68, 77, 83, 86, 89, 91, 92, 97, 98, 99, 104, 107, 109, 122, 123, 127, 135, 137, 143, 144, 147, 149, 151, 155, 161, 168, 179,...
 Forum: sweety439 2020-11-22, 08:33 Replies: 1,111 Views: 41,515 Posted By sweety439 Riesel conjectures with CK=2 with k=1 remain: ... Riesel conjectures with CK=2 with k=1 remain: Riesel conjectures with CK=3 with k=1 remain: Riesel conjectures with CK=3 with k=2 remain: Riesel conjectures with CK=4 with k=1 remain: 269, Riesel...
 Forum: sweety439 2020-11-22, 08:26 Replies: 1,111 Views: 41,515 Posted By sweety439 Sierpinski conjectures with CK=2 with k=1 remain:... Sierpinski conjectures with CK=2 with k=1 remain: Sierpinski conjectures with CK=3 with k=1 remain: Sierpinski conjectures with CK=3 with k=2 remain: Sierpinski conjectures with CK=4 with k=1...
 Forum: sweety439 2020-11-21, 07:44 Replies: 13 Views: 459 Posted By sweety439 left-truncatable primes for bases up to 120... left-truncatable primes for bases up to 120 (http://chesswanks.com/num/LTPs/) right-truncatable primes for bases up to 90 (http://fatphil.org/maths/rtp/rtp.html) minimal primes for bases up to...
 Forum: sweety439 2020-11-21, 05:08 Replies: 1,111 Views: 41,515 Posted By sweety439 there are no Sierpinski bases with CK=6 with >= 2... there are no Sierpinski bases with CK=6 with >= 2 k's remain
 Forum: sweety439 2020-11-21, 05:08 Replies: 1,111 Views: 41,515 Posted By sweety439 the 2k Sierpinski bases with CK=5: S83 has... the 2k Sierpinski bases with CK=5: S83 has k=1 and k=3 remain S155 has k=1 and k=4 remain S467 has k=1 and k=4 remain S611 has k=1 and k=4 remain S683 has k=1 and k=3 remain S731 has k=1 and...
 Forum: sweety439 2020-11-21, 05:03 Replies: 1,111 Views: 41,515 Posted By sweety439 For the Sierpinski bases with CK=6: bases... For the Sierpinski bases with CK=6: bases 244, 454, 489, 1014 have k=1 remain base 174 has k=4 remain base 979 has k=3 remain Other bases are proven.
 Forum: sweety439 2020-11-21, 05:01 Replies: 1,111 Views: 41,515 Posted By sweety439 For the Sierpinski bases with CK=5: bases... For the Sierpinski bases with CK=5: bases 83, 107, 143, 155, 215, 227, 263, 287, 311, 347, 383, 407, 443, 467, 515, 563, 611, 635, 647, 671, 683, 707, 731, 743, 755, 767, 851, 887, 911, 923, 947,...
 Forum: sweety439 2020-11-21, 04:57 Replies: 1,111 Views: 41,515 Posted By sweety439 For the Sierpinski bases with CK=4: bases... For the Sierpinski bases with CK=4: bases 89, 104, 149, 179, 269, 344, 359, 389, 404, 509, 524, 629, 659, 734, 749, 794, 809, 854, 899, 944, 974 have k=1 remain bases 914 and 1004 have k=2 remain...
 Forum: sweety439 2020-11-21, 04:52 Replies: 1,111 Views: 41,515 Posted By sweety439 For the Riesel bases with CK=6: R384 has k=1... For the Riesel bases with CK=6: R384 has k=1 remain R489 has k=5 remain R699 has k=3 remain Other bases are proven.
 Forum: sweety439 2020-11-21, 04:51 Replies: 1,111 Views: 41,515 Posted By sweety439 For the Riesel bases with CK=5: bases 347,... For the Riesel bases with CK=5: bases 347, 575, 587, 731 have k=3 remain bases 275 and 647 have k=4 remain Other bases are proven (an interesting one is R311, largest (probable) prime is...
 Forum: sweety439 2020-11-21, 04:48 Replies: 1,111 Views: 41,515 Posted By sweety439 For the Riesel bases with CK=4: R269 has k=1... For the Riesel bases with CK=4: R269 has k=1 remain R659 has k=3 remain R1019 has k=2 remain Other bases are proven.
 Forum: sweety439 2020-11-21, 04:44 Replies: 1,111 Views: 41,515 Posted By sweety439 I have in fact completed all Sierpinski/Riesel... I have in fact completed all Sierpinski/Riesel bases 2<=b<=1024 with CK<=13 to n=6000, since I have tested all k<=12 to all Sierpinski/Riesel bases 2<=b<=1024...
 Forum: sweety439 2020-11-19, 03:39 Replies: 1,111 Views: 41,515 Posted By sweety439 Conjectured k for bases 2<=b<=2500 and b = 4096,... Conjectured k for bases 2<=b<=2500 and b = 4096, 8192, 16384, 32768, 65536 Sierpinski...
 Forum: sweety439 2020-11-19, 03:35 Replies: 1,111 Views: 41,515 Posted By sweety439 Newest status: S53 at 1.67M Newest status: S53 at 1.67M
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