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Proth primes of the form 27•2ⁿ+1

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Revision as of 10:48, 26 July 2021 by Karbon (talk | contribs) (hist 1979)

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Current data

`k` , `b` :	27 , 2
Type :	3
Count :	49
Nash :	2142
Max `n` :	1,520,000
Date :	2021-02-06

2^[1], 4^[2], 7, 16, 19, 20, 22, 26, 40, 44, 46, 47, 50, 56, 59, 64, 92, 175, 215, 275, 407, 455, 1076, 1090, 3080, 3322, 6419, 7639, 19360, 30500, 38770, 44164, 50696, 114760, 117784, 153847, 160874, 178739, 379880, 405514, 672007, 974752, 1164664, 1476347, 2218064, 5213635, 7046834, 7963247, 12184319^[3]

Notes

History

2021-02-06: Found n = 12184319, Ryan Propper
1979: Checked n = 1500 - 8000, Gordon V. Cormack, Hugh C. Williams
1979: Found n = 7639, Gordon V. Cormack, Hugh C. Williams
1979: Found n = 6419, Gordon V. Cormack, Hugh C. Williams
1979: Found n = 3322, Gordon V. Cormack, Hugh C. Williams
1979: Found n = 3080, Gordon V. Cormack, Hugh C. Williams

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