http://stdkmd.com/nrr/repunit/phin10.cgi?p=1554#N155391
http://factordb.com/index.php?id=1100000000797642194
(10^103594+10^51797+1)/137987319

PFGW Version 3.7.9.64BIT.20141125.Win_Dev [GWNUM 28.6]
Primality testing Phi(155391,10)/1243129 [N-1/N+1, Brillhart-Lehmer-Selfridge]
Running N-1 test using base 3
Running N-1 test using base 23
Running N+1 test using discriminant 31, base 3+sqrt(31)
Calling N+1 BLS with factored part 0.01% and helper 0.01% (0.05% proof)
Phi(155391,10)/1243129 is Fermat and Lucas PRP! (5224.6344s+8.0014s)

To be completed...