Phi(246500,10)M listed on Makoto Kamada s site: http://stdkmd.com/nrr/repunit/prpfactors.htm

Listed on Markus Tervooren s site: http://factordb.com/index.php?id=1100000000774297619

PFGW Version 3.6.7.64BIT.20121129.Win_Dev [GWNUM 27.8]
Generic modular reduction using generic reduction type-1 FFT length 16K, Pass1=64, Pass2=256 on A 148823-bit number
gcd(Phi(246500,10),(10^12325+1)^4+10^6163*(10^12325+1)^3-(10^24650+10^12325)*(10^6163-1)+10^36975) is 3-PRP! (215.3494s+55.0037s)

To be completed...