Currently there may be errors shown on top of a page, because of a missing Wiki update (PHP version and extension DPL3).
Navigation
Topics Help • Register • News • History • How to • Sequences statistics • Template prototypes

Proth primes of the form 5•2n+1

From Prime-Wiki
Revision as of 20:36, 26 September 2024 by Gd barnes (talk | contribs) (add Cullen primes)
Jump to: navigation, search
Reserved! This sequence is currently reserved by: Ryan Propper

Current data

k , b : 5 , 2
Type : Low
Count : 25
Nash : 891
Max n : 9,000,000
Date : 2024-09-06
Reserved : Ryan PropperRyan Propper/Reserved
1, 3[1], 7[2], 13[3], 15[4], 25[5], 39[6], 55[7], 75[8], 85[9], 127[10], 1947[11], 3313[12], 4687[13], 5947[14], 13165[15], 23473[16], 26607[17], 125413[18], 209787[19], 240937[20], 819739[21], 1282755[22], 1320487[23], 1777515[24]
Remarks :
The sequence A002254 in OEIS

Notes

  1. ↑ Is GF Divisor of xGF(2,11,8) [+2]
  2. ↑ Is GF Divisor of F(5) [+7]
  3. ↑ Is GF Divisor of xGF(10,5,4) [+8]
  4. ↑ Is GF Divisor of GF(13,5) [+12], Cullen 5•85+1
  5. ↑ Is GF Divisor of F(23) [+8], Cullen 5•325+1
  6. ↑ Is GF Divisor of F(36) [+8]
  7. ↑ Is GF Divisor of GF(54,3) [+5], Cullen 5•20485+1
  8. ↑ Is GF Divisor of F(73) [+6], Cullen 5•327685+1
  9. ↑ Is GF Divisor of xGF(84,4,3) [+5], Cullen 5•1310725+1
  10. ↑ Is GF Divisor of F(125) [+19]
  11. ↑ Is GF Divisor of F(1945) [+11]
  12. ↑ Is GF Divisor of F(3310) [+8]
  13. ↑ Is GF Divisor of GF(4686,6) [+7]
  14. ↑ Is GF Divisor of xGF(5946,5,3) [+8]
  15. ↑ Is GF Divisor of GF(13164,3) [+9]
  16. ↑ Is GF Divisor of F(23471) [+11]
  17. ↑ Is GF Divisor of xGF(26606,5,3) [+9]
  18. ↑ Is GF Divisor of F(125410) [+12]
  19. ↑ Is GF Divisor of xGF(209786,3,2) [+8]
  20. ↑ Is GF Divisor of GF(240936,3) [+6]
  21. ↑ Is GF Divisor of GF(819738,3) [+6]
  22. ↑ Is GF Divisor of GF(1282754,3) [+6]
  23. ↑ Is GF Divisor of xGF(1320486,5,3) [+7]
  24. ↑ Is GF Divisor of GF(1777511,5) [+7]

History

Retrieved from "https://www.rieselprime.de/z/index.php?title=Proth_prime_2_5&oldid=34945"