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

Current data

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

2^[1], 4^[2], 5^[3], 11^[4], 28^[5], 35^[6], 235^[7], 325^[8], 551^[9], 688^[10], 7037^[11], 8896^[12], 10020^[13], 13597^[14], 21347^[15], 118020^[16], 446694^[17], 659153^[18], 665128^[19], 790693^[20], 1165667^[21], 1172171^[22], 1817933^[23]

Notes

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

[1] Mersenne 2²-1

[2] Riesel 3•2⁴-1

[3] Mersenne 2⁷-1, Near Woodall 2•4³-1

[4] Riesel 5•2¹²-1, Near Woodall 5•4⁶-1

[5] Riesel 27•2²⁸-1

[6] Riesel 17•2³⁶-1, Near Woodall 17•4¹⁸-1

[7] Riesel 117•2²³⁶-1, Near Woodall 117•4¹¹⁸-1

[8] Riesel 81•2³²⁷-1, Near Woodall 162•4¹⁶³-1

[9] Riesel 275•2⁵⁵²-1, Near Woodall 275•4²⁷⁶-1

[10] Riesel 687•2⁶⁸⁸-1

[11] Riesel 1759•2⁷⁰³⁹-1, Near Woodall 3518•4³⁵¹⁹-1

[12] Riesel 8895•2⁸⁸⁹⁶-1

[13] Riesel 10019•2¹⁰⁰²⁰-1

[14] Riesel 3399•2¹³⁵⁹⁹-1, Near Woodall 6798•4⁶⁷⁹⁹-1

[15] Riesel 10673•2²¹³⁴⁸-1, Near Woodall 10673•4¹⁰⁶⁷⁴-1

[16] Riesel 118019•2¹¹⁸⁰²⁰-1

[17] Riesel 446693•2⁴⁴⁶⁶⁹⁴-1

[18] Riesel 41197•2⁶⁵⁹¹⁵⁷-1, Near Woodall 329576•4³²⁹⁵⁷⁷-1

[19] Riesel 665127•2⁶⁶⁵¹²⁸-1

[20] Riesel 197673•2⁷⁹⁰⁶⁹⁵-1, Near Woodall 395346•4³⁹⁵³⁴⁷-1

[21] Riesel 582833•2^1165668-1, Near Woodall 582833•4⁵⁸²⁸³⁴-1

[22] Riesel 586085•2^1172172-1, Near Woodall 586085•4⁵⁸⁶⁰⁸⁶-1

[23] Riesel 454483•2^1817935-1, Near Woodall 908966•4⁹⁰⁸⁹⁶⁷-1

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

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

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