Near Generalized Cullen primes of the form `(n+1)`•2ⁿ+1

Current data

ASCII format :	(n+1)*2^n+1
Base :	2
Count :	29
Max `n` :	2,000,000
Date :	2014-11-12

2^[1], 5^[2], 6^[3], 13^[4], 26^[5], 65^[6], 66^[7], 86^[8], 114^[9], 133^[10], 186^[11], 294^[12], 445^[13], 866^[14], 1325^[15], 1478^[16], 1823^[17], 2765^[18], 7553^[19], 7943^[20], 10178^[21], 20960^[22], 20964^[23], 21337^[24], 26562^[25], 85374^[26], 96749^[27], 247038^[28], 709946^[29]

Notes

History

2014-11-12: Checked to n = 2000000, Steven Harvey
2014-10-27: Checked to n = 1896000, Steven Harvey
2014-10-10: Checked to n = 1866000, Steven Harvey
2014-08-15: Checked to n = 1747000, Steven Harvey
2014-07-29: Checked to n = 1720000, Steven Harvey
2014-07-10: Checked to n = 1678000, Steven Harvey
2014-06-03: Checked to n = 1630000, Steven Harvey
2012-06-01: Checked to n = 1100000, Steven Harvey
2010-06-11: Found n = 709946, Steven Harvey
2004-06-06: Found n = 247038, Steven Harvey
1999-07-10: Found n = 96749, Kazuyoshi Asao
1997-09-01: Found n = 85374, Henri Lifchitz
1997-09-01: Found n = 26562, Henri Lifchitz
1997-09-01: Found n = 20964, Henri Lifchitz
1989: Found n = 7943, Harvey Dubner
1989: Found n = 7553, Harvey Dubner

[1] Proth 3•2²+1

[2] Proth 3•2⁶+1

[3] Proth 7•2⁶+1

[4] Proth 7•2¹⁴+1

[5] Proth 27•2²⁶+1

[6] Proth 33•2⁶⁶+1

[7] Proth 67•2⁶⁶+1

[8] Proth 87•2⁸⁶+1

[9] Proth 115•2¹¹⁴+1

[10] Proth 67•2¹³⁴+1

[11] Proth 187•2¹⁸⁶+1

[12] Proth 295•2²⁹⁴+1

[13] Proth 223•2⁴⁴⁶+1

[14] Proth 867•2⁸⁶⁶+1

[15] Proth 663•2¹³²⁶+1

[16] Proth 1479•2¹⁴⁷⁸+1

[17] Proth 57•2¹⁸²⁸+1

[18] Proth 1383•2²⁷⁶⁶+1

[19] Proth 3777•2⁷⁵⁵⁴+1

[20] Proth 993•2⁷⁹⁴⁶+1

[21] Proth 10179•2¹⁰¹⁷⁸+1

[22] Proth 20961•2²⁰⁹⁶⁰+1

[23] Proth 20965•2²⁰⁹⁶⁴+1

[24] Proth 10669•2²¹³³⁸+1

[25] Proth 26563•2²⁶⁵⁶²+1

[26] Proth 85375•2⁸⁵³⁷⁴+1

[27] Proth 48375•2⁹⁶⁷⁵⁰+1

[28] Proth 247039•2²⁴⁷⁰³⁸+1

[29] Proth 709947•2⁷⁰⁹⁹⁴⁶+1

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Near Generalized Cullen primes of the form `(n+1)`•2ⁿ+1

Current data

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Near Generalized Cullen primes of the form (n+1)•2n+1

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Near Generalized Cullen primes of the form `(n+1)`•2ⁿ+1