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Difference between revisions of "Woodall prime P 2"

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(add OEIS & add references to additional history & Woodall base 4)
(remove already normalized Riesel references (consistency))
 
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Latest revision as of 00:27, 1 November 2024

Current data

ASCII format : (n+1)*2^n-1
Base : 2
Count : 33
Max n : 2,000,000
Date : 2015-05-01
1[1], 2, 3[2], 4, 5[3], 9[4], 14, 15[5], 16, 27[6], 45[7], 122, 125[8], 213[9], 242, 256, 263[10], 290, 855[11], 1059[12], 2273[13], 3945[14], 3999[15], 9512, 14127[16], 16486, 20056, 28834, 41493[17], 159147[18], 227139[19], 587823[20], 3986381[21]
Remarks :
The sequence A230769 in OEIS
See additional history at Near-Cullen & Near-Woodall primes
For additional odd n history, see Woodall n•4n-1.

Notes

  1. ↑ Twin n=1, Mersenne 22-1, Woodall 41-1
  2. ↑ Mersenne 25-1, Woodall 2•42-1
  3. ↑ Twin n=5, Riesel 3•26-1, Woodall 3•43-1
  4. ↑ Riesel 5•210-1, Woodall 5•45-1
  5. ↑ Mersenne 219-1, Woodall 8•48-1
  6. ↑ Riesel 7•229-1, Woodall 14•414-1
  7. ↑ Riesel 23•246-1, Woodall 23•423-1
  8. ↑ Riesel 63•2126-1, Woodall 63•463-1
  9. ↑ Riesel 107•2214-1, Woodall 107•4107-1
  10. ↑ Riesel 33•2266-1, Woodall 132•4132-1
  11. ↑ Riesel 107•2858-1, Woodall 428•4428-1
  12. ↑ Riesel 265•21061-1, Woodall 530•4530-1
  13. ↑ Riesel 1137•22274-1, Woodall 1137•41137-1
  14. ↑ Riesel 1973•23946-1, Woodall 1973•41973-1
  15. ↑ Riesel 125•24004-1, Woodall 2000•42000-1
  16. ↑ Riesel 883•214131-1, Woodall 7064•47064-1
  17. ↑ Riesel 20747•241494-1, Woodall 20747•420747-1
  18. ↑ Riesel 39787•2159149-1, Woodall 79574•479574-1
  19. ↑ Riesel 56785•2227141-1, Woodall 113570•4113570-1
  20. ↑ Riesel 36739•2587827-1, Woodall 293912•4293912-1
  21. ↑ Riesel 1993191•23986382-1, Woodall 1993191•41993191-1

History

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