4 links
Jean Penné's LLR
primes.utm.edu
Proves k*2^n-1 with the Lucas-Lehmer-Riesel algorithm and k*2^n+1 with Proth's theorem. Free Windows and Linux download.
Yahoo Groups: Primeform
groups.yahoo.com
Discussion group for PrimeFormGW and prime numbers. Program can trial factor and probable prime test any number, and prove many forms. Free Windows and Linux downloads after joinin…