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Proth primes of the form 639•2n+1

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Reserved! This sequence is currently part of Multi Reservation 1: PrimeGrid Proth Prime Search.

Current data

k , b : 639 , 2
Type : 3
Count : 85
Nash : 3560
Max n : 4,850,000
Date : 2024-03-28
Reserved : PrimeGridPrimeGrid/Reserved
1[1], 2, 3, 6, 13[2], 18, 22, 26, 27, 31, 34, 46, 50, 73, 119[3], 187, 190, 194, 199, 306, 326, 358, 393, 611, 663, 1298, 1314, 1329, 1567, 2067, 2146, 2186, 2591, 2689, 2706, 3138, 3330, 3483, 4509, 4714, 5602, 6679, 6699, 8877, 9409, 10046, 12767, 15154, 19234, 23341, 26631, 32594, 36107, 42922, 58642, 70187, 70342[4], 72718, 74423, 78731, 84026, 99090, 100426, 107602, 113391, 117607, 144059, 198039, 227574, 247677, 397790, 509058, 623113, 639554, 710709, 782159[5], 881991, 903407, 1310707, 1848903, 1880451, 1945473, 2740186, 3040438[6], 3635707

Notes

  1. ↑ Twin n=1
  2. ↑ Twin n=13
  3. ↑ Is GF Divisor of xGF(115,8,7)
  4. ↑ Is GF Divisor of xGF(70341,5,2)
  5. ↑ Is GF Divisor of xGF(782158,10,3)
  6. ↑ Is GF Divisor of xGF(3040436,12,11)

History

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