112KiB, 220x326, Shrek_(character).png View SameGoogleiqdbSauceNAO Anonymous Mon 09 Sep 13:06:18 2019 No.10958552 ViewReplyOriginalReport Quoted By: Is 2^9n - 1 divided by n equivalent to finding pseudoprimes as 2^(n-1) - 1 divided by n?