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Difference between revisions of "Riesel prime 2 15"

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(6993631)
(add new prime)
Line 2: Line 2:
 
|Rk=15
 
|Rk=15
 
|Rb=2
 
|Rb=2
|RCount=56
+
|RCount=57
 
|RNash=2221
 
|RNash=2221
 
|RMaxn=5800000
 
|RMaxn=5800000
Line 63: Line 63:
 
2323205;100775
 
2323205;100775
 
3668194;115978
 
3668194;115978
 +
6429089;132808
 
6993631;132645
 
6993631;132645
 
|RRemarks=[https://www.mersenneforum.org/showthread.php?p=86959#post86959 Forum thread] at [[MersenneForum]]<br>The {{OEIS|l|A002237}}
 
|RRemarks=[https://www.mersenneforum.org/showthread.php?p=86959#post86959 Forum thread] at [[MersenneForum]]<br>The {{OEIS|l|A002237}}
 
}}
 
}}
 
==History==
 
==History==
{{HistF|2021-08-25|6993631|Ryan Propper}}
+
{{HistF|2021-10-08|6429089|Ryan Propper|589973}}
 +
{{HistF|2021-08-25|6993631|Ryan Propper|587361}}
 
{{HistC|2021-03-21|1-1000000|Gary Barnes|574248}}, double check, results included
 
{{HistC|2021-03-21|1-1000000|Gary Barnes|574248}}, double check, results included
 
{{HistC|2021-01-27|5800000|Thomas Ritschel,RPS Drive k15|570252}}
 
{{HistC|2021-01-27|5800000|Thomas Ritschel,RPS Drive k15|570252}}

Revision as of 18:40, 9 October 2021

Reserved! This sequence is currently reserved by: Riesel Prime Search

Current data

k , b : 15 , 2
Type : 315
Count : 57
Nash : 2221
Max n : 5,800,000
Date : 2021-08-25
Reserved : Riesel Prime SearchRiesel Prime Search/Reserved
1[1], 2[2], 4[3], 5, 10[4], 14[5], 17, 31[6], 41, 73, 80, 82, 116, 125, 145, 157, 172, 202, 224, 266, 289, 293, 463, 1004, 1246, 2066, 2431, 2705, 4622, 5270, 7613, 21727, 21962, 40742, 41054, 60622, 83263, 83669, 91457, 103940, 104177, 108124, 115327, 161453, 172714, 454681, 568780, 656264, 712294, 902474, 1084010, 1344313, 1837873, 2323205, 3668194, 6429089, 6993631
Remarks :
Forum thread at MersenneForum
The sequence A002237 in OEIS

Notes

  1. S.G. n=1, Twin n=1
  2. Twin n=2
  3. S.G. n=4, Twin n=4
  4. Twin n=10
  5. Near Woodall 15•214-1
  6. Woodall, Woodall 30•230-1

History