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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 : 67
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[7], 18[8], 34[9], 38[10], 43[11], 55[12], 64[13], 76[14], 94[15], 103[16], 143, 206[17], 216[18], 306[19], 324[20], 391[21], 458[22], 470[23], 827, 1274[24], 3276[25], 4204[26], 5134[27], 7559, 12676[28], 14898[29], 18123, 18819, 25690[30], 26459, 41628[31], 51387, 71783, 80330[32], 85687, 88171, 97063, 123630[33], 155930[34], 164987, 234760[35], 414840[36], 584995, 702038[37], 727699, 992700[38], 1201046[39], 1232255, 2312734[40], 3136255, 4235414[41], 6090515, 11484018[42], 11731850[43], 11895718[44], 16819291, 17748034[45], 18196595, 18924988[46], 20928756[47], 22103376[48]
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 3•23-1
  4. ↑ Near Woodall 3•24-1, Near Woodall 3•42-1, Williams 3•42-1
  5. ↑ Sophie Germain n=6, Twin n=6, Woodall 3•43-1, Near Woodall 6•25-1, Williams 3•43-1
  6. ↑ Woodall 6•26-1
  7. ↑ Near Woodall 6•45-1
  8. ↑ Twin n=18, Woodall 3•643-1, Williams 3•49-1
  9. ↑ Williams 3•417-1
  10. ↑ Woodall 12•812-1, Williams 3•419-1
  11. ↑ Woodall 6•1286-1
  12. ↑ Woodall 6•5126-1
  13. ↑ Williams 3•432-1
  14. ↑ Williams 3•438-1
  15. ↑ Williams 3•447-1
  16. ↑ Woodall 6•1310726-1
  17. ↑ Woodall 12•13107212-1, Williams 3•4103-1
  18. ↑ Williams 3•4108-1
  19. ↑ Williams 3•4153-1
  20. ↑ Williams 3•4162-1
  21. ↑ Woodall 384•2384-1
  22. ↑ Williams 3•4229-1
  23. ↑ Williams 3•4235-1
  24. ↑ Williams 3•4637-1
  25. ↑ Williams 3•41638-1
  26. ↑ Williams 3•42102-1
  27. ↑ Williams 3•42567-1
  28. ↑ Williams 3•46338-1
  29. ↑ Williams 3•47449-1
  30. ↑ Williams 3•412845-1
  31. ↑ Williams 3•420814-1
  32. ↑ Williams 3•440165-1
  33. ↑ Williams 3•461815-1
  34. ↑ Williams 3•477965-1
  35. ↑ Williams 3•4117380-1
  36. ↑ Williams 3•4207420-1
  37. ↑ Williams 3•4351019-1
  38. ↑ Williams 3•4496350-1
  39. ↑ Williams 3•4600523-1
  40. ↑ Williams 3•41156367-1
  41. ↑ Williams 3•42117707-1
  42. ↑ Williams 3•45742009-1
  43. ↑ Williams 3•45865925-1
  44. ↑ Williams 3•45947859-1
  45. ↑ Williams 3•48874017-1
  46. ↑ Williams 3•49462494-1
  47. ↑ Williams 3•410464378-1
  48. ↑ Williams 3•411051688-1

History

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