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Riesel primes of the form 15•2n-1

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Last update: 2019-03-28


Reserved! This sequence is currently reserved by: Riesel Prime Search

Current data

k , b : 15 , {{{Rb}}}
Count :
Attention! Parameter RCount=55 not given!
Nash : 2221
Max n : 5,500,000
Date : 2018-04-11
Reserved : Riesel Prime SearchRiesel Prime Search/Reserved
1[1], 2[2], 4[3], 5[4], 10[5], 14[6], 17, 31[7], 41, 73, 80, 82, 116, 125, 145, 157, 172, 202, 224, 266, 289, 293, 463, 1004, 1246, 2066, 2431, 2705, 4622, 5270, 7613, 21727, 21962, 40742, 41054, 60622, 83263, 83669, 91457, 103940, 104177, 108124, 115327, 161453, 172714, 454681, 568780, 656264, 712294, 902474, 1084010, 1344313, 1837873, 2323205, 3668194
Remarks :
Forum thread at MersenneForum

[[Category:Riesel {{{Rb}}}|#.....00015]]

Notes

  1. ↑ Sophie Germain n=1, Twin n=1
  2. ↑ Sophie Germain n=2, Twin n=2
  3. ↑ Sophie Germain n=4, Twin n=4
  4. ↑ Sophie Germain n=5
  5. ↑ Twin n=10
  6. ↑ Near Woodall: (14+1)•214-1
  7. ↑ Woodall, 30•230-1
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