Currently there may be errors shown on top of a page, because of a missing Wiki update (PHP version and extension DPL3).

Navigation

Topics

Help • Register • News • History • How to • Sequences statistics • Template prototypes

Near Generalized Woodall primes of the form `(n-1)`•2ⁿ-1

From Prime-Wiki

Revision as of 12:43, 19 August 2019 by Karbon (talk | contribs) (new)

(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)

Jump to: navigation, search

Current data

ASCII format :	(n-1)*2^n-1
Base :	2
Count :	23
Max `n` :	2,000,000
Date :	2014-11-12

2, 4, 5, 11, 28, 35, 235, 325, 551, 688, 7037, 8896, 10020, 13597, 21347^[1], 118020, 446694, 659153, 665128, 790693, 1165667, 1172171, 1817933

Notes

↑ 10673•2²¹³⁴⁸-1

History

2014-07-29: Found n = 1817933, Steven Harvey
2012-10-03: Found n = 1172171, Steven Harvey
2012-11-14: Found n = 1165667, Steven Harvey
2010-11-17: Found n = 790693, Steven Harvey
2010-02-09: Found n = 665128, Steven Harvey
2010-02-01: Found n = 659153, Steven Harvey
2008-09-25: Found n = 446694, Steven Harvey
2002-06-27: Found n = 118020, Steven Harvey
1998-07-03: Found n = 21347, Henry Lifchitz
?: Found n = 13597, Mike Oakes
?: Found n = 10020, Mike Oakes

Retrieved from "https://www.rieselprime.de/z/index.php?title=Woodall_prime_M_2&oldid=5725"

Woodall prime M