Williams primes of the form 48•49n+1

Current data

Base : 49 Count : 19 Max n : 50,000 Date : 2020-07-24

2, 4, 9, 11, 26, 63, 75, 135, 164, 449, 662, 1376, 1683, 6644, 15129, 15291, 21761, 35138, 43191

Remarks :

Do not add primes here. Only add primes 2*n to Proth 48•7n+1. For additional history, see above reused Proth sequence.

History

• 2020-07-24: Checked n = 1 - 50000, Karsten Bonath, double-check n = 1 - 10000, from Proth 48•7ⁿ+1
• 2019-06-18: Checked n = 1 - 10000, Karsten Bonath
• 2016: Checked n = 1 - 1000, Mauro Fiorentini