http://stdkmd.com/nrr/repunit/phin10.cgi?p=1289#N128878
http://factordb.com/index.php?id=1100000000536226243

Primality testing Phi(128878,10)/39503297927 [N-1/N+1, Brillhart-Lehmer-Selfridge]
Running N-1 test using base 2
Running N+1 test using discriminant 5, base 5+sqrt(5)
Calling N-1 BLS with factored part 0.02% and helper 0.01% (0.07% proof)
Phi(128878,10)/39503297927 is Fermat and Lucas PRP! (1067.7613s+0.0338s)

To be completed...