(45^50944+1)/(45^256+1) = Phi(199,-45^256)
Found with gw_phi, see:
https://www.mersenneforum.org/showpost.php?p=643952&postcount=34
Tested with PFGW Version 4.1.2.64BIT.20231029.x86_Dev [GWNUM 30.18]
Fermat and Lucas PRP!

To be completed...