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Generalized Woodall primes of the form n•8n-1

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Reserved! This sequence is currently reserved by: Serge Batalov

Current data

ASCII format : n*8^n-1
Base : 8
Count : 16
Max n : 513,000
Date :
Reserved : Serge BatalovSerge Batalov/Reserved
1[1], 2[2], 7[3], 12[4], 25[5], 44[6], 219[7], 252[8], 507[9], 1155[10], 2259[11], 2972[12], 4584[13], 12422[14], 13905[15], 75606[16]
Remarks :
The sequence A242201 in OEIS

Notes

  1. ↑ Mersenne 23-1
  2. ↑ Mersenne 27-1
  3. ↑ Riesel 7•221-1
  4. ↑ Riesel 3•238-1
  5. ↑ Riesel 25•275-1
  6. ↑ Riesel 11•2134-1
  7. ↑ Riesel 219•2657-1
  8. ↑ Sophie Germain n=252, 63•2758-1
  9. ↑ Riesel 507•21521-1
  10. ↑ Riesel 1155•23465-1
  11. ↑ Riesel 2259•26777-1
  12. ↑ Riesel 743•28918-1
  13. ↑ Riesel 573•213755-1
  14. ↑ Riesel 6211•237267-1
  15. ↑ Riesel 13905•241715-1
  16. ↑ Riesel 37803•2226819-1

History

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