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Difference between revisions of "Cullen prime 21"

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==History==
 
==History==
 +
{{HistC|?|274099|(?)}}
 +
{{HistF|2003-07-31|67100|Günter Löh}}

Revision as of 21:28, 17 April 2023

Current data

ASCII format : n*21^n+1
Base : 21
Count : 4
Max n : 274,099
Date : 2019-11-23
2, 8, 26, 67100

History

  • ?: Checked to n = 274099, (?)
  • 2003-07-31: Found n = 67100, Günter Löh