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Riesel primes of the form 3•2n-1

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Reserved! This sequence is currently part of Multi Reservation 22: PrimeGrid 321 Prime Search.

Current data

k , b : 3 , 2
Type : 3
Count : 66
Nash : 2976
Max n : 22,021,811
Date : 2024-10-13
Reserved : PrimeGridPrimeGrid/Reserved
1[1], 2[2], 3[3], 4[4], 6[5], 7[6], 11, 18[7], 34[8], 38[9], 43[10], 55[11], 64[12], 76[13], 94[14], 103[15], 143, 206[16], 216[17], 306[18], 324[19], 391[20], 458[21], 470[22], 827, 1274[23], 3276[24], 4204[25], 5134[26], 7559, 12676[27], 14898[28], 18123, 18819, 25690[29], 26459, 41628[30], 51387, 71783, 80330[31], 85687, 88171, 97063, 123630[32], 155930[33], 164987, 234760[34], 414840[35], 584995, 702038[36], 727699, 992700[37], 1201046[38], 1232255, 2312734[39], 3136255, 4235414[40], 6090515, 11484018[41], 11731850[42], 11895718[43], 16819291, 17748034[44], 18196595, 18924988[45], 20928756[46]
Remarks :
The sequence A002235 in OEIS
See also Williams 3•2n-1 & Williams 3•4n-1

Notes

  1. ↑ Sophie Germain n=1, Twin n=1
  2. ↑ Sophie Germain n=2, Twin n=2, Near Woodall 3•22-1, Williams 3•41-1
  3. ↑ Sophie Germain n=3, Woodall, Woodall 3•23-1
  4. ↑ Near Woodall 3•24-1, Williams 3•42-1
  5. ↑ Sophie Germain n=6, Twin n=6, Near Woodall 6•25-1, Williams 3•43-1
  6. ↑ Woodall, Woodall 6•26-1
  7. ↑ Twin n=18, Woodall 3•643-1, Williams 3•49-1
  8. ↑ Williams 3•417-1
  9. ↑ Woodall 12•812-1, Williams 3•419-1
  10. ↑ Woodall 6•1286-1
  11. ↑ Woodall 6•5126-1
  12. ↑ Williams 3•432-1
  13. ↑ Williams 3•438-1
  14. ↑ Williams 3•447-1
  15. ↑ Woodall 6•1310726-1
  16. ↑ Woodall 12•13107212-1, Williams 3•4103-1
  17. ↑ Williams 3•4108-1
  18. ↑ Williams 3•4153-1
  19. ↑ Williams 3•4162-1
  20. ↑ Woodall, Woodall 384•2384-1
  21. ↑ Williams 3•4229-1
  22. ↑ Williams 3•4235-1
  23. ↑ Williams 3•4637-1
  24. ↑ Williams 3•41638-1
  25. ↑ Williams 3•42102-1
  26. ↑ Williams 3•42567-1
  27. ↑ Williams 3•46338-1
  28. ↑ Williams 3•47449-1
  29. ↑ Williams 3•412845-1
  30. ↑ Williams 3•420814-1
  31. ↑ Williams 3•440165-1
  32. ↑ Williams 3•461815-1
  33. ↑ Williams 3•477965-1
  34. ↑ Williams 3•4117380-1
  35. ↑ Williams 3•4207420-1
  36. ↑ Williams 3•4351019-1
  37. ↑ Williams 3•4496350-1
  38. ↑ Williams 3•4600523-1
  39. ↑ Williams 3•41156367-1
  40. ↑ Williams 3•42117707-1
  41. ↑ Williams 3•45742009-1
  42. ↑ Williams 3•45865925-1
  43. ↑ Williams 3•45947859-1
  44. ↑ Williams 3•48874017-1
  45. ↑ Williams 3•49462494-1
  46. ↑ Williams 3•410464378-1

History

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