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Difference between revisions of "Proth prime 3 8"

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{{Gen Proth prime
+
{{Proth prime
|GPk=8
+
|Pk=8
|GPCount=
+
|Pb=3
|GPNash=2226
+
|PCount=23
|GPMaxn=850000
+
|PNash=2226
|GPDate=2020-06-08
+
|PMaxn=1250000
|GPReserved=Paul Vanderveen
+
|PDate=2020-08-08
|GPMultiRes=
+
|PReserved=
|GPNlist=
+
|PMultiRes=
 +
|PNlist=
 
2;T:T
 
2;T:T
 
7
 
7
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872171
 
872171
 
1172480;130901
 
1172480;130901
|GPRemarks=See also {{NWi|MP|9|n}}
+
|PRemarks=See also {{NWi|MP|9|n}}<br>The {{OEIS|l|A005538}}
|GPSieve=
+
|PSieve=
 
}}
 
}}
 
==History==
 
==History==
 +
{{HistC|2020-08-08|1250000|Paul Vanderveen}}
 +
{{HistC|2020-07-08|1200000|Paul Vanderveen}}
 
{{HistC|2020-06-08|850000|Paul Vanderveen}}
 
{{HistC|2020-06-08|850000|Paul Vanderveen}}
 
{{HistC|2020-05-25|50000|Karsten Bonath}}
 
{{HistC|2020-05-25|50000|Karsten Bonath}}

Revision as of 08:21, 12 July 2021

Current data

k , b : 8 , 3
Count : 23
Nash : 2226
Max n : 1,250,000
Date : 2020-08-08
2[1], 7, 8, 10[2], 22, 52, 58, 76, 130, 143, 331, 332, 980, 1282, 1655, 4031, 4600, 18880, 89482, 130592, 323860, 872171, 1172480
Remarks :
See also Williams 8•9n+1
The sequence A005538 in OEIS

Notes

  1. Twin n=2
  2. Twin n=10

History