Williams primes of the form 10•9ⁿ+1

2020-05-15: Checked to n = 380000 , Paul Vanderveen
2016-02-22: Checked to n = 200000 , <a href="/z/index.php?title=Robert_Price&amp;action=edit&amp;redlink=1" class="new" title="Robert Price (page does not exist)">Robert Price

Current data

Base :	9
Count :	0
Max n :	PhpTags Warning: number_format() expects parameter 1 to be float, string given in Template:Num on line 1
Date :

Remarks :

!!!DO NOT RESERVE!!! This list is a reuse of Proth 10•3ⁿ+1.