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Difference between revisions of "RPS Megabit Drive 3"

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__NOTOC__{{Stub}}
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__NOTOC__
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==Purpose==
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==Overview==
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The goal of this drive is to search for primes of the form {{Kbn|k|n}} for {{Vk}} ≤ 300 and {{Vn}} > 1400000.
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{{Infobox Drive
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|DRProject=Riesel Prime Search
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==Started==
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|DRName=RPS Megabit Drive 3
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*2014-05-30
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|DRPurpose=Search for Riesel primes for {{Vk}} < 300 from {{Rn|1400000|1400000}}.
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|DRMultiRes=
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==Ended==
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|DRStatus=
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*2022-03-09
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|DRStart=2014-05-30
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|DREnd=2022-03-09
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=={{Vk}}-values==
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|DRkvalues=203 - 295
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|DRnrange=1400000 - 2222000
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|DRCandidates=199026
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|DRSieve=
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|DRPrimes=11 new
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|DRLink=[https://www.mersenneforum.org/node/14071#post14071 MersenneForum]
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}}
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==={{Vk}}-history===
 
:'''2014-05-30''': {{Vk}} = 203, 205, 219, 227, 235, 257, 259
 
:'''2014-05-30''': {{Vk}} = 203, 205, 219, 227, 235, 257, 259
 
:'''2014-06-03''': adding {{Vk}} = 275, 295
 
:'''2014-06-03''': adding {{Vk}} = 275, 295
 
:'''All for drive:''' {{Vk}} = 203, 205, 219, 227, 235, 257, 259, 275, 295
 
:'''All for drive:''' {{Vk}} = 203, 205, 219, 227, 235, 257, 259, 275, 295
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==={{Vn}}-history===
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*{{Vn}}-values: {{Rn|1400000|2222000}}
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===Primes table===
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The data file can be found [[:File:RPS Megabit Drive 3 k-values.csv|here]]. All {{Vk}}'s searched for {{Rn|1400000|2222000}}.
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{{#get_web_data:url=https://www.rieselprime.de/z/images/9/9c/RPS_Megabit_Drive_3_k-values.csv|format=csv with header|delimiter=;|data=k=k,nash=nash,cand=cand,count=count,n=n}}
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<div style="width:50em; height:325px; overflow:auto;">
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{| class="wikitable sortable" style="height: auto"
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! data-sort-type="number" class="fixhead" | {{Vk}}-value
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! data-sort-type="number" class="fixhead" | [[Nash weight|Nash]]
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! data-sort-type="number" class="fixhead" | Candidates
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! data-sort-type="number" class="fixhead" | # primes
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! data-sort-type="text" class="fixhead" | prime(s) for {{Vn}}
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{{#for_external_table:<nowiki/>
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{{!}}-
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{{!}} style="text-align:right" {{!}} [[Riesel prime 2 {{{k}}}|{{{k}}}]]
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{{!}} style="text-align:right" {{!}} {{{nash}}}
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{{!}} style="text-align:right" {{!}} {{{cand}}}
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{{!}} style="text-align:right" {{!}} {{{count}}}
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{{!}} style="text-align:left" {{!}} {{{n}}}
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}}
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|}</div>
  
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==Data table==
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===Notes===
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All {{Vk}}'s searched for 1400000 &le; {{Vn}} &le; 2222000.
 
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{| class="wikitable"
 
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! {{Vk}}-value !! [[Nash weight|Nash]] !! Candidates !! prime(s) for {{Vn}}
 
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|-
 
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| [[Riesel prime 2 203|203]] || {{GP|Riesel prime 2 203|RNash}} || 23371 ||
 
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|-
 
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| [[Riesel prime 2 205|205]] || {{GP|Riesel prime 2 205|RNash}} || 19486 || 1537779, 1666435
 
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|-
 
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| [[Riesel prime 2 219|219]] || {{GP|Riesel prime 2 219|RNash}} || 14363 || 2178673
 
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|-
 
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| [[Riesel prime 2 227|227]] || {{GP|Riesel prime 2 227|RNash}} || 34112 ||
 
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|-
 
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| [[Riesel prime 2 235|235]] || {{GP|Riesel prime 2 235|RNash}} || 21706 || 1718787, 1824515, 2163273
 
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|-
 
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| [[Riesel prime 2 257|257]] || {{GP|Riesel prime 2 257|RNash}} || 26086 || 1658254, 2108554
 
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|-
 
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| [[Riesel prime 2 259|259]] || {{GP|Riesel prime 2 259|RNash}} || 21162 || 1695723
 
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|-
 
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| [[Riesel prime 2 275|275]] || {{GP|Riesel prime 2 275|RNash}} || 22195 || 1846390
 
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|-
 
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| [[Riesel prime 2 295|295]] || {{GP|Riesel prime 2 295|RNash}} || 16545 || 1832129
 
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|}
 
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==Range history==
 
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==External Links==
 
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*[https://www.mersenneforum.org/showthread.php?t=19398 Thread] at [[MersenneForum]]
 
  
 
{{Navbox Riesel Prime Search}}
 
{{Navbox Riesel Prime Search}}
 
[[Category:Riesel Prime Search|Megabit Drive 3]]
 
[[Category:Riesel Prime Search|Megabit Drive 3]]

Latest revision as of 07:37, 28 April 2025

Overview

RPS Megabit Drive 3 - This drive is done.
Project Riesel Prime Search
Drive name RPS Megabit Drive 3
Purpose Search for Riesel primes for k < 300 from n = 1400000.
Date start 2014-05-30
Date end 2022-03-09
k-values 203 - 295
n-range 1400000 - 2222000
# candidates 199026
Primes found 11 new
Link MersenneForum

k-history

2014-05-30: k = 203, 205, 219, 227, 235, 257, 259
2014-06-03: adding k = 275, 295
All for drive: k = 203, 205, 219, 227, 235, 257, 259, 275, 295

n-history

  • n-values: n = 1400000 - 2222000

Primes table

The data file can be found here. All k's searched for n = 1400000 - 2222000.

k-value Nash Candidates # primes prime(s) for n

203 1687 23371 0
205 1351 19486 2 1537779, 1666435
219 1069 14363 1 2178673
227 2550 34112 0
235 1563 21706 3 1718787, 1824515, 2163273
257 1867 26086 2 1658254, 2108554
259 1561 21162 1 1695723
275 1581 22195 1 1846390
295 1266 16545 1 1832129

Notes

Riesel Prime Search
Retrieved from "https://www.rieselprime.de/z/index.php?title=RPS_Megabit_Drive_3&oldid=39137"