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Difference between revisions of "Riesel prime 2 1"

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3;T:W;C:'''[[M2]]''', {{NWo|2}}, {{NWo|8|1}}
 
3;T:W;C:'''[[M2]]''', {{NWo|2}}, {{NWo|8|1}}
 
5;C:'''[[M3]]''', {{NWo|+|3}}, {{NWo|4|2}}, {{NWo|32|1}}
 
5;C:'''[[M3]]''', {{NWo|+|3}}, {{NWo|4|2}}, {{NWo|32|1}}
−
7;C:'''[[M4]]''', {{NWo|-|5}}, {{NWo|8|2}}
+
7;C:'''[[M4]]''', {{NWo|-|5}}, {{NWo|8|2}}, {{NWo|128|1}}
 
13;C:'''[[M5]]''', {{NWo|8192|1}}
 
13;C:'''[[M5]]''', {{NWo|8192|1}}
 
17;C:'''[[M6]]''', {{NWo|131072|1}}
 
17;C:'''[[M6]]''', {{NWo|131072|1}}

Revision as of 09:59, 28 March 2023

Reserved! This sequence is currently reserved by: GIMPS

Current data

k , b : 1 , 2
Type : Low
Count : 51
Nash : 925
Max n : 93,000,000
Date : 2020-10-09
Reserved : GIMPSGIMPS/Reserved
2[1], 3[2], 5[3], 7[4], 13[5], 17[6], 19[7], 31[8], 61[9], 89[10], 107[11], 127[12], 521[13], 607[14], 1279[15], 2203[16], 2281[17], 3217[18], 4253[19], 4423[20], 9689[21], 9941[22], 11213[23], 19937[24], 21701[25], 23209[26], 44497[27], 86243[28], 110503[29], 132049[30], 216091[31], 756839[32], 859433[33], 1257787[34], 1398269[35], 2976221[36], 3021377[37], 6972593[38], 13466917[39], 20996011[40], 24036583[41], 25964951[42], 30402457[43], 32582657[44], 37156667[45], 42643801[46], 43112609[47], 57885161[48], 74207281[49], 77232917[50], 82589933[51]
Remarks :
For this k-value these are the Mersenne primes. All exponents n < 63,000,000 have been verified.
The sequence A000043 in OEIS

Notes

  1. ↑ Sophie Germain n=2, Twin n=2, M1, Near Woodall 2•21-1, Near Woodall 1•22-1, Woodall 41-1
  2. ↑ Woodall, M2, Woodall 2•22-1, Woodall 81-1
  3. ↑ M3, Near Woodall 4•23-1, Woodall 2•42-1, Woodall 321-1
  4. ↑ M4, Near Woodall 4•25-1, Woodall 2•82-1, Woodall 1281-1
  5. ↑ M5, Woodall 81921-1
  6. ↑ M6, Woodall 1310721-1
  7. ↑ M7, Near Woodall 16•215-1, Woodall 2•5122-1, Woodall 8•48-1, Woodall 2•5122-1, Woodall 5242881-1
  8. ↑ M8, Woodall 2•327682-1
  9. ↑ M9
  10. ↑ M10
  11. ↑ M11, Woodall 8•81928-1
  12. ↑ M12
  13. ↑ Woodall, M13, Woodall 512•2512-1
  14. ↑ M14
  15. ↑ M15
  16. ↑ M16
  17. ↑ M17
  18. ↑ M18
  19. ↑ M19
  20. ↑ M20
  21. ↑ M21
  22. ↑ M22
  23. ↑ M23
  24. ↑ M24
  25. ↑ M25
  26. ↑ M26
  27. ↑ M27
  28. ↑ M28
  29. ↑ M29
  30. ↑ M30
  31. ↑ M31
  32. ↑ M32
  33. ↑ M33
  34. ↑ M34
  35. ↑ M35
  36. ↑ M36
  37. ↑ M37
  38. ↑ M38
  39. ↑ M39
  40. ↑ M40
  41. ↑ M41
  42. ↑ M42
  43. ↑ M43
  44. ↑ M44
  45. ↑ M45
  46. ↑ M46
  47. ↑ M47
  48. ↑ M48
  49. ↑ M49
  50. ↑ M50
  51. ↑ M51

See also

Retrieved from "https://www.rieselprime.de/z/index.php?title=Riesel_prime_2_1&oldid=27375"