Currently there may be errors shown on top of a page, because of a missing Wiki update (PHP version and extension DPL3).
Navigation
Topics Help • Register • News • History • How to • Sequences statistics • Template prototypes

Difference between revisions of "Riesel prime 2 21"

From Prime-Wiki
Jump to: navigation, search
(RCount)
(6M-7M)
(10 intermediate revisions by 2 users not shown)
Line 1: Line 1:
 
{{Riesel prime
 
{{Riesel prime
 
|Rk=21
 
|Rk=21
|RCount=43
+
|Rb=2
 +
|RCount=45
 
|RNash=2103
 
|RNash=2103
|RMaxn=2890000
+
|RMaxn=3500000
|RDate=2015-03-01
+
|RDate=2021-10-14
|RReserved=Predrag Minovic
+
|RReserved=William Byerly
 
|RNlist=
 
|RNlist=
 
1;T:ST
 
1;T:ST
Line 50: Line 51:
 
1872923;103902
 
1872923;103902
 
2160479;110057
 
2160479;110057
|RRemarks=
+
2959789;132417
 +
6468257;132834
 +
|RRemarks=The {{OEIS|l|A002238}}
 
}}
 
}}
 
==History==
 
==History==
 +
{{HistC|2021-10-22|6000000-7000000|Ryan Propper|591300}}
 +
{{HistF|2021-10-14|6468257|Ryan Propper}}
 +
{{HistR|2021-09-27|William Byerly|588842}}
 +
{{HistC|2021-07-24|3500000|Gary Barnes|583897}}, released, double-check for {{Vn}}=1000000-2890000, results included
 +
{{HistF|2021-06-27|2959789|Gary Barnes|582053}}
 +
{{HistR|2021-05-10|Gary Barnes|578129}}
 +
{{HistC|2021-03-21|1-1000000|Gary Barnes|574248}}, double check, results included
 
{{HistC|2015-03-01|2890000|Predrag Minovic|396709}}
 
{{HistC|2015-03-01|2890000|Predrag Minovic|396709}}
 
{{HistC|2014-10-05|2865000|Predrag Minovic|384394}}
 
{{HistC|2014-10-05|2865000|Predrag Minovic|384394}}

Revision as of 06:35, 22 October 2021

Reserved! This sequence is currently reserved by: William Byerly

Current data

k , b : 21 , 2
Type : 3
Count : 45
Nash : 2103
Max n : 3,500,000
Date : 2021-10-14
Reserved : William ByerlyWilliam Byerly/Reserved
1[1], 2[2], 3, 7[3], 10, 13, 18, 27, 37, 51, 74, 157, 271, 458, 530, 891, 1723, 1793, 1849, 1986, 2191, 2869, 4993, 7777, 11730, 15313, 29171, 35899, 36227, 71570, 199219, 233914, 297499, 332523, 348547, 538657, 986130, 999599, 1170083, 1182083, 1452771, 1872923, 2160479, 2959789, 6468257
Remarks :
The sequence A002238 in OEIS

Notes

  1. S.G. n=1, Twin n=1
  2. S.G. n=2
  3. Twin n=7

History