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Difference between revisions of "Woodall prime 21"

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(add history, twin, & Riesel reference)
(clarification)
 
(One intermediate revision by the same user not shown)
Line 2: Line 2:
 
|WoBase=21
 
|WoBase=21
 
|WoMaxn=400000
 
|WoMaxn=400000
|WoDate=2023-07-23
+
|WoDate=2024-10-25
 
|WoReserved=
 
|WoReserved=
 
|WoNlist=
 
|WoNlist=
Line 16: Line 16:
 
}}
 
}}
 
==History==
 
==History==
 +
{{HistC|2024-10-25|1-100000|Gary Barnes|1058845}}, double-check, released
 
{{HistC|2023-07-23|4000-40000?|(puadz)|859220}}, double-check
 
{{HistC|2023-07-23|4000-40000?|(puadz)|859220}}, double-check
 
{{HistR|2023-07-03|(puadz)|858084}}, double-check
 
{{HistR|2023-07-03|(puadz)|858084}}, double-check
Line 24: Line 25:
 
{{HistC|2011-04-15|125000-200000|Steven Harvey}}
 
{{HistC|2011-04-15|125000-200000|Steven Harvey}}
 
{{HistR|2011-03-16|Steven Harvey}} to {{Rn|200000|200000}}
 
{{HistR|2011-03-16|Steven Harvey}} to {{Rn|200000|200000}}
{{HistC|2010-11-01|20-4000|Steven Harvey}}
+
{{HistC|2010-11-01|20-4000|Steven Harvey}}, double-check
 
{{HistC|2009-10-07|40000-125000|Steven Harvey}}
 
{{HistC|2009-10-07|40000-125000|Steven Harvey}}
 
{{HistR|2009-09-13|Steven Harvey}} for {{Rn|40000|125000}}
 
{{HistR|2009-09-13|Steven Harvey}} for {{Rn|40000|125000}}

Latest revision as of 05:46, 31 October 2024

Current data

ASCII format : n*21^n-1
Base : 21
Count : 8
Max n : 400,000
Date : 2024-10-25
2[1], 18, 200, 282, 294[2], 1174, 2492, 4348

Notes

History