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Williams primes of the form 4•3n+1

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Reserved! This sequence is currently reserved by: Matthias Baur

Current data

Base : 3
Count : 25
Max n : 1,200,000
Date : 2019-12-07
Reserved : Matthias BaurMatthias Baur/Reserved
1, 2[1], 3, 6[2], 14[3], 15, 39, 201, 249, 885, 1005, 1254[4], 1635, 3306[5], 3522[6], 9602[7], 19785, 72698[8], 233583, 328689, 537918[9], 887535, 980925, 1154598[10], 1499606[11]
Remarks :
The sequence A005537 in OEIS

Notes

  1. Generalized Fermat
  2. Generalized Fermat
  3. Generalized Fermat
  4. Generalized Fermat
  5. Generalized Fermat
  6. Generalized Fermat
  7. Generalized Fermat
  8. Generalized Fermat
  9. Generalized Fermat
  10. Generalized Fermat
  11. Generalized Fermat

History