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

Generalized Woodall primes of the form n•3n-1

From Prime-Wiki
Revision as of 00:04, 4 October 2024 by Gd barnes (talk | contribs) (add Riesel prime)
(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)
Jump to: navigation, search
Reserved! This sequence is currently reserved by: Ryan Propper

Current data

Base : 3
Count : 27
Max n : 1,200,000
Date : 2023-04-22
Reserved : Ryan PropperRyan Propper/Reserved
1, 2[1], 6[2], 10[3], 18[4], 40, 46, 86, 118, 170, 1172, 1698[5], 1810, 2268[6], 4338[7], 18362, 72662, 88392[8], 94110[9], 161538[10], 168660[11], 292340, 401208[12], 560750, 1035092, 1934244[13], 2456292[14]
Remarks :
The sequence A006553 in OEIS

Notes

  1. ↑ Twin n=2, Riesel 2•32-1
  2. ↑ Riesel 2•37-1
  3. ↑ Riesel 10•310-1
  4. ↑ Riesel 2•320-1
  5. ↑ Riesel 566•31699-1
  6. ↑ Riesel 28•32272-1
  7. ↑ Riesel 482•34340-1
  8. ↑ Riesel 29464•388393-1
  9. ↑ Riesel 31370•394111-1
  10. ↑ Riesel 53846•3161539-1
  11. ↑ Riesel 18740•3168662-1
  12. ↑ Riesel 133736•3401209-1
  13. ↑ Riesel 214916•31934246-1
  14. ↑ Riesel 818764•32456293-1

History

Retrieved from "https://www.rieselprime.de/z/index.php?title=Woodall_prime_3&oldid=35135"