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Difference between revisions of "PrimeGrid 321 Prime Search"

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==Primes found==
 
==Primes found==
*2023-07-06: {{NRi|3|20928756}}, [[Arno Lehmann]]
+
*2024-10-01: {{NRi|3|22103376}}, [[Piotr Chodzinski]]
 +
*2023-07-06: {{NRi|3|20928756}}, [[Arno Lehmann]] ([https://www.primegrid.com/download/321-20928756.pdf Official announcement])
 
*2022-03-24: {{NRi|3|18924988}}, [[Frank Matillek]] ([https://www.primegrid.com/download/321-18924988.pdf Official announcement])
 
*2022-03-24: {{NRi|3|18924988}}, [[Frank Matillek]] ([https://www.primegrid.com/download/321-18924988.pdf Official announcement])
 
*2022-01-18: {{NRi|3|18196595}}, (Anonymous) ([https://www.primegrid.com/download/321-18196595.pdf Official announcement])
 
*2022-01-18: {{NRi|3|18196595}}, (Anonymous) ([https://www.primegrid.com/download/321-18196595.pdf Official announcement])
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*2008-08-11: {{NPr|3|2291610}}, [[Thomas Wolfram]] ([https://www.primegrid.com/download/321-2291610.pdf Official announcement])
 
*2008-08-11: {{NPr|3|2291610}}, [[Thomas Wolfram]] ([https://www.primegrid.com/download/321-2291610.pdf Official announcement])
 
*2008-03-23: {{NRi|3|4235414}}, [[Dylan Bennett]] ([https://www.primegrid.com/download/321-4235414.pdf Official announcement])
 
*2008-03-23: {{NRi|3|4235414}}, [[Dylan Bennett]] ([https://www.primegrid.com/download/321-4235414.pdf Official announcement])
'''Total:''' 15 primes found
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'''Total:''' 16 primes found
  
 
==History==
 
==History==

Latest revision as of 06:29, 13 October 2024

Purpose

PrimeGrid 321 Prime Search is an extension of Paul Underwood’s 321 Search since 2008.

PrimeGrid has added the 3•2n+1 form to the search and will be testing both 3•2n-1 and 3•2n+1 forms beyond n=5000000.

Status

Primes found

Total: 16 primes found

History

See also

External links

PrimeGrid