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Riesel primes of the form 181•2n-1

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Reserved! This sequence is currently part of Multi Reservation 7: NPLB K300 Drive 1.

Current data

k , b : 181 , 2
Count : 70
Nash : 2940
Max n : 2,700,000
Date : 2024-10-04
Reserved : No Prime Left BehindNo Prime Left Behind/Reserved
3, 5, 7, 9, 11, 17, 23, 31, 35, 43, 47, 83, 85, 99, 101, 195, 267, 281, 363[1], 391, 519, 623, 653, 673, 701, 1091, 1147, 1565, 3273, 3661, 3923, 4127, 4783, 5267, 5345, 5747, 6151, 6299, 7569, 9033, 11843, 14139, 14175, 15779, 21557, 32295, 49823, 60979, 65195, 132367, 133895, 186827, 212647, 268299, 293551, 308759, 327407, 334579, 400849, 458303, 491487, 553989, 563997, 655067, 823853, 1032023, 1186763, 1250169, 1281453, 2570921

Notes

History