Riesel primes of the form 13131•2ⁿ-1

Reserved! This sequence is currently reserved by: Alexander Jones

Current data

`k` , `b` :	13131 , 2
Type :	3
Count :	58
Nash :	3495
Max `n` :	300,000
Date :	2022-02-07
Reserved :	Alexander JonesAlexander Jones/Reserved

1^[1], 5^[2], 9, 11^[3], 15, 18, 25^[4], 45^[5], 46, 50, 61, 63, 78^[6], 79, 103, 134^[7], 135, 163, 175, 203, 225, 230, 393, 401, 445, 591, 862, 901, 1075^[8], 1585, 1681, 3838, 4171, 4231, 8065, 9146, 10503, 10509, 11259, 13486, 16569, 19351, 27090, 28699, 29491, 32353, 36343, 38301, 47799, 85618, 100031, 102374, 191039, 212338, 267935, 280590, 290625, 511111

Notes

History

2022-02-07: Checked to n = 300000, Alexander Jones
2022-01-14: Checked to n = 250000, Alexander Jones
2021-11-17: Checked to n = 150000, Alexander Jones
2021-11-15: Checked to n = 100000, Alexander Jones
2021-10-30: Reserved by Alexander Jones
2021-08-16: Checked to n = 50000, Alexander Jones
2005-10-10: Found n = 511111, Michael Gillion
2011-11-23: Checked to n = 20000, Thomas Ritschel

[1] Twin n=1

[2] Twin n=5

[3] Twin n=11

[4] Twin n=25

[5] Sophie Germain n=45

[6] Sophie Germain n=78

[7] Sophie Germain n=134

[8] Twin n=1075

[1]

[2]

[3]

[4]

[5]

[6]

[7]

[8]

Riesel primes of the form 13131•2ⁿ-1

Current data

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Riesel primes of the form 13131•2n-1

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Riesel primes of the form 13131•2ⁿ-1