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Near Generalized Cullen primes of the form (n-1)•2n+1

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Current data

ASCII format : (n-1)*2^n+1
Base : 2
Count : 25
Max n : 2,000,000
Date : 2014-11-12
2[1], 3[2], 7[3], 27[4], 51[5], 55[6], 81[7], 1471[8], 1483[9], 8668[10], 10885[11], 20803[12], 32605[13], 36391[14], 57004[15], 61627[16], 88651[17], 89731[18], 133928[19], 153428[20], 338485[21], 373347[22], 460575[23], 534507[24], 660988[25]
Remarks :
The sequence A128001 in OEIS

Notes

  1. ↑ Twin n=2, Proth 22+1
  2. ↑ Proth 24+1, Near Cullen 42+1
  3. ↑ Proth 3•28+1, Near Cullen 3•44+1
  4. ↑ Proth 13•228+1, Near Cullen 13•414+1
  5. ↑ Proth 25•252+1, Near Cullen 25•426+1
  6. ↑ Proth 27•256+1, Near Cullen 27•428+1
  7. ↑ Proth 5•285+1, Near Cullen 40•441+1
  8. ↑ Proth 735•21472+1, Near Cullen 735•4736+1
  9. ↑ Proth 741•21484+1, Near Cullen 741•4742+1
  10. ↑ Proth 8667•28668+1
  11. ↑ Proth 2721•210887+1, Near Cullen 5442•45443+1
  12. ↑ Proth 10401•220804+1, Near Cullen 10401•410402+1
  13. ↑ Proth 8151•232607+1, Near Cullen 16302•416303+1
  14. ↑ Proth 18195•236392+1, Near Cullen 18195•418196+1
  15. ↑ Proth 57003•257004+1
  16. ↑ Proth 30813•261628+1, Near Cullen 30813•430814+1
  17. ↑ Proth 44325•288652+1, Near Cullen 44325•444326+1
  18. ↑ Proth 44865•289732+1, Near Cullen 44865•444866+1
  19. ↑ Proth 133927•2133928+1
  20. ↑ Proth 153427•2153428+1
  21. ↑ Proth 84621•2338487+1, Near Cullen 169242•4169243+1
  22. ↑ Proth 186673•2373348+1, Near Cullen 186673•4186674+1
  23. ↑ Proth 230287•2460576+1, Near Cullen 230287•4230288+1
  24. ↑ Proth 267253•2534508+1, Near Cullen 267253•4267254+1
  25. ↑ Proth 660987•2660988+1

History

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