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#144 | |
Feb 2003
22·32·53 Posts |
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Make sure to put the accompanying "cygwin1.dll" into the same directory. For production runs you should redirect the screen output to a text file. |
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#145 |
Feb 2003
22×32×53 Posts |
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The earlier Windows binary used Linux line endings (without carriage return) which could be a pain when opening the results files with certain text editors.
So, here comes a new version with proper Windows/DOS line endings. |
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#146 | |
Dec 2008
you know...around...
32×71 Posts |
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Many thanks, including a happy new year! I'll continue the search to 6.8e15. |
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#147 |
"Carlos Pinho"
Oct 2011
Milton Keynes, UK
488710 Posts |
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Would like to take from 6.8e15 to 7.2e15 but I can't seem to manage to write the output on an txt file. Is the below correct? Will it only write all DOS command output at the end of the run?
Code:
@echo off SET kmin="7100000000000000" SET kmax="7200000000000000" SET mingap=3000 start /low /min twingaps3.exe -k1 %kmin% -k2 %kmax% -mingap %mingap% >> logfile.txt |
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#148 | |
Jun 2003
Oxford, UK
78C16 Posts |
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Hi there, happy New Year. The way to do this is to edit the test.bat file just changing the limits, save it and then at the command prompt type in test.bat >> results.txt |
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#149 |
"Carlos Pinho"
Oct 2011
Milton Keynes, UK
114278 Posts |
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#150 | |
Feb 2003
35648 Posts |
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This may give some reference: https://www.computerhope.com/starthlp.htm |
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#151 |
Dec 2008
you know...around...
32·71 Posts |
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I was digging through half of the web to track down the sources for this table. I tried to make it look more like the tables from T. R. Nicely.
The earliest mention of a search explicitly for gaps between prime twins was from a NMBRTHRY letter on Nov 23, 1998 by Randall L. Rathbun. If you know of any earlier work from anyone who was studying gaps between prime twins, please let me know so I can update the table. I can only give the first few lines here, as the whole table exceeds 65536 characters. ![]() See attachment for the whole table. Attached is also a more spreadsheet-friendly version in the format used earlier. Code:
gap: gap between the respective first members of the twin primes F: first instance gap M: maximal gap R: record merit merit: 2 * c_2 * gap / [log(p) * log(p + gap)] where c_2 = the twin prime constant = 0.6601618... i: number of intermediate primes between the twins k: initial twin p = 6 * k ± 1 gap/6 gap FMR discoverer year merit i k ----------------------------------------------------------------- 1 6 FMR R.Rathbun 1998 1.78 0 1 2 12 FM R.Rathbun 1998 1.61 1 3 3 18 FM R.Rathbun 1998 1.55 2 7 4 24 F R.Rathbun 1998 0.76 1 103 5 30 FMR R.Rathbun 1998 2.00 4 12 6 36 FM R.Rathbun 1998 1.41 3 52 7 42 F R.Rathbun 1998 0.93 5 378 8 48 F R.Rathbun 1998 1.60 4 87 9 54 F R.Rathbun 1998 1.25 4 313 10 60 F R R.Rathbun 1998 2.06 7 77 11 66 F R.Rathbun 1998 1.56 7 287 12 72 FMR R.Rathbun 1998 2.69 10 58 13 78 F R.Rathbun 1998 2.05 9 192 14 84 F R.Rathbun 1998 1.97 7 298 15 90 F R.Rathbun 1998 1.77 9 597 16 96 F R.Rathbun 1998 2.14 7 357 17 102 F R.Rathbun 1998 1.75 7 1075 18 108 F R R.Rathbun 1998 2.73 8 220 19 114 F R.Rathbun 1998 1.51 10 3563 20 120 F R R.Rathbun 1998 2.94 15 248 21 126 F R.Rathbun 1998 1.88 11 2042 22 132 F R.Rathbun 1998 2.42 10 800 23 138 F R R.Rathbun 1998 3.88 17 147 24 144 F R.Rathbun 1998 1.88 13 3843 25 150 FMR R.Rathbun 1998 4.56 18 110 26 156 F R.Rathbun 1998 2.11 11 3257 27 162 F R.Rathbun 1998 2.41 18 2063 28 168 FM R.Rathbun 1998 3.64 18 397 29 174 F R.Rathbun 1998 2.06 14 6458 30 180 F R.Rathbun 1998 2.77 16 1755 31 186 F R.Rathbun 1998 2.21 17 6227 32 192 F R.Rathbun 1998 3.08 22 1438 33 198 F R.Rathbun 1998 3.14 20 1507 34 204 F R.Rathbun 1998 2.47 15 5638 35 210 FM R.Rathbun 1998 3.67 18 980 36 216 F R.Rathbun 1998 2.24 16 13372 37 222 F R.Rathbun 1998 3.15 21 2560 38 228 F R.Rathbun 1998 2.61 17 7637 39 234 F R.Rathbun 1998 2.80 19 6018 40 240 F R.Rathbun 1998 3.44 27 2438 41 246 F R.Rathbun 1998 2.92 19 6332 42 252 F R.Rathbun 1998 3.01 25 6088 43 258 F R.Rathbun 1998 2.63 20 14542 44 264 F R.Rathbun 1998 2.79 21 11833 45 270 F R.Rathbun 1998 3.86 25 2478 46 276 F R.Rathbun 1998 3.24 19 6692 47 282 FM R.Rathbun 1998 4.11 25 2233 48 288 F R.Rathbun 1998 3.19 21 9105 49 294 F R.Rathbun 1998 3.44 25 6808 50 300 F R.Rathbun 1998 3.37 21 8432 51 306 F R.Rathbun 1998 2.88 24 23277 52 312 F R.Rathbun 1998 3.55 25 7968 53 318 F R.Rathbun 1998 3.75 26 6585 54 324 F R.Rathbun 1998 3.05 21 23133 55 330 F R.Rathbun 1998 3.40 22 13815 56 336 F R.Rathbun 1998 3.12 24 25347 57 342 F R.Rathbun 1998 3.51 24 13953 58 348 F R.Rathbun 1998 4.00 28 7462 59 354 F R.Rathbun 1998 3.10 20 35798 60 360 F R.Rathbun 1998 3.21 27 31972 61 366 F R.Rathbun 1998 3.39 23 25587 62 372 FMR R.Rathbun 1998 5.08 26 3090 63 378 F R.Rathbun 1998 3.73 25 17475 64 384 F R.Rathbun 1998 2.91 25 90423 65 390 F R.Rathbun 1998 4.33 29 9002 66 396 F R.Rathbun 1998 3.10 25 72942 67 402 F R.Rathbun 1998 3.91 28 19033 68 408 F R.Rathbun 1998 4.01 26 17850 69 414 F R.Rathbun 1998 3.69 23 32378 70 420 F R R.Rathbun 1998 5.35 36 4377 71 426 F R.Rathbun 1998 4.43 33 12952 72 432 F R.Rathbun 1998 4.05 32 23693 73 438 F R.Rathbun 1998 3.65 30 48785 74 444 F R.Rathbun 1998 3.87 29 37058 75 450 F R.Rathbun 1998 4.57 39 14845 76 456 F R.Rathbun 1998 3.70 30 58077 77 462 F R.Rathbun 1998 4.05 29 35368 78 468 F R.Rathbun 1998 3.63 30 77697 79 474 F R.Rathbun 1998 4.64 34 18308 80 480 F R.Rathbun 1998 3.92 35 55143 81 486 F R.Rathbun 1998 4.30 30 33397 82 492 F R.Rathbun 1998 3.84 28 74400 83 498 FMR R.Rathbun 1998 6.43 40 4070 84 504 F R.Rathbun 1998 4.71 39 24168 85 510 F R.Rathbun 1998 4.90 37 20478 86 516 F R.Rathbun 1998 3.67 29 138187 87 522 F R.Rathbun 1998 4.02 29 80868 88 528 F R.Rathbun 1998 4.98 42 22890 89 534 F R.Rathbun 1998 4.35 35 56523 90 540 F R.Rathbun 1998 4.41 34 55632 91 546 F R.Rathbun 1998 4.74 32 37942 92 552 F R.Rathbun 1998 4.25 41 81448 93 558 F R.Rathbun 1998 4.72 30 44660 94 564 F R.Rathbun 1998 3.77 40 213103 95 570 F R.Rathbun 1998 4.27 41 97545 96 576 F R.Rathbun 1998 3.58 39 354662 97 582 F R.Rathbun 1998 5.32 39 27620 98 588 F R.Rathbun 1998 5.36 41 27977 99 594 F R.Rathbun 1998 3.66 36 383148 100 600 F R.Rathbun 1998 5.07 40 44905 |
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#152 | |
Jun 2003
Oxford, UK
22×3×7×23 Posts |
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#153 | |
May 2018
22·53 Posts |
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#154 | |
Jun 2015
Vallejo, CA/.
24·61 Posts |
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I like it. Dr Nicely format was very suscinct and highly informative. I believe you have managed to do the same here!
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