PFGW 3.4.0:
2^50304-4643 is 3-PRP! (4.0054s+0.0019s)
2^50870-4097 is 3-PRP! (4.0480s+0.0019s)
2^54432-4487 is 3-PRP! (4.3302s+0.0018s)
2^59379-4435 is 3-PRP! (5.3075s+0.0018s)
2^63350-4601 is 3-PRP! (5.6581s+0.0019s)
2^65241-4231 is 3-PRP! (5.8284s+0.0018s)
2^72221-4363 is 3-PRP! (7.8579s+0.0018s)
2^72601-4231 is 3-PRP! (7.8899s+0.0018s)
2^80901-4813 is 3-PRP! (9.0520s+0.0019s)
2^85353-4279 is 3-PRP! (9.5478s+0.0019s)
2^85484-4049 is 3-PRP! (9.5503s+0.0018s)
2^129601-4693 is 3-PRP! (30.0820s+0.0019s)
2^205192-4079 is 3-PRP! (63.8041s+0.0019s)
2^237720-4079 is 3-PRP! (87.4026s+0.0034s)
2^307318-4211 is 3-PRP! (146.6761s+0.0033s)

To be completed...