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Difference between revisions of "Woodall prime 128"

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Revision as of 06:29, 31 October 2024

Current data

ASCII format :	n*128^n-1
Base :	128
Count :	10
Max `n` :	286,000
Date :	2024-02-13

1^[1], 6^[2], 9^[3], 19^[4], 765^[5], 861^[6], 1741^[7], 27291^[8], 179450^[9], 2329989^[10]

Notes

History

2024-02-13: Found n = 2329989, Ryan Propper, Serge Batalov
2014-03-13: Checked to n = 25000, Steven Harvey, double-check
2013-10-30: Checked n = 145000 - 286000, Steven Harvey
2012-12-10: Found n = 179450, Steven Harvey
2012-11-15: Reserved by Steven Harvey to n = 285714
2011-10-27: Checked to n = 25000, Thomas Ritschel
2010-11-01: Checked n = 127 - 4000, Steven Harvey, double-check
2009-03-02: Checked n = 71000 - 145000, Steven Harvey
2008-09-26: Reserved by Steven Harvey to n = 142857
2005-02-09: Checked n = 10000 - 11000, Steven Harvey
2005-02-04: Reserved by Steven Harvey to n = 11000
2005-01-03: Checked n = 5000 - 10000, Mark Rodenkirch
2004-12-21: Reserved by Mark Rodenkirch to n = 10000
2004-12-21: Checked n = 127 - 5000, Mark Rodenkirch
2004-12-15: Reserved by Mark Rodenkirch to n = 6000
2004-12-03: Reserved by Mark Rodenkirch to n = 5000
2004-05-20: Checked to n = 71000, Steven Harvey
2001-10-31: Found n = 27291, Steven Harvey
?: Found n = 1741, Andrew Walker

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Woodall prime