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Proth primes of the form 31•2n+1

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Current data

k , b : 31 , 2
Type : Low
Count : 14
Nash : 839
Max n : 9,000,000
Date : 2021-04-01
8[1], 60, 68[2], 140[3], 216[4], 416, 1808[5], 1944[6], 9096, 76596, 93168, 4673544[7], 5560820[8], 8348000

Notes

  1. ↑ Is GF Divisor of xGF(7,8,5)
  2. ↑ Is GF Divisor of xGF(67,11,2)
  3. ↑ Is GF Divisor of GF(139,3)
  4. ↑ Is GF Divisor of xGF(215,7,5) [+1]
  5. ↑ Is GF Divisor of xGF(1806,11,6)
  6. ↑ Is GF Divisor of xGF(1943,10,9)
  7. ↑ Is GF Divisor of GF(4673541,7)
  8. ↑ Is GF Divisor of GF(5560819,6)

History

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