PFGW 1.2.0:
2^71337+91397 is 3-PRP! (16.4346s+0.0001s)
2^65243+97943 is 3-PRP! (14.7492s+0.0014s)
2^44145+97667 is 3-PRP! (6.9121s+0.0013s)
2^42950+81979 is 3-PRP! (5.0951s+0.0013s)

To be completed...