WinPFGW 3.4.0:
2^33398-4973 is 3-PRP! (1.3287s+0.0001s)
2^33568-4905 is 3-PRP! (1.3520s+0.0166s)
2^33681-4879 is 3-PRP! (1.3407s+0.0009s)
2^33877-4959 is 3-PRP! (1.7339s+0.0010s)
2^33972-4923 is 3-PRP! (1.7368s+0.0010s)
2^39183-4867 is 3-PRP! (2.0315s+0.0009s)
2^39507-4867 is 3-PRP! (2.1255s+0.0008s)
2^43772-4859 is 3-PRP! (2.3841s+0.0018s)
2^54257-4999 is 3-PRP! (4.3179s+0.0018s)
2^57712-4889 is 3-PRP! (5.0769s+0.0018s)
2^87643-4927 is 3-PRP! (13.4056s+0.0018s)
2^145718-4871 is 3-PRP! (34.7335s+0.0019s)
2^152383-4747 is 3-PRP! (35.3514s+0.0037s)
2^155978-4691 is 3-PRP! (36.1601s+0.0035s)
2^351060-4559 is 3-PRP! (250.0657s+0.0037s)
2^351192-4589 is 3-PRP! (254.8890s+0.0026s)
2^375350-3221 is 3-PRP! (302.8321s+0.0026s)
2^381806-4481 is 3-PRP! (324.3120s+0.0822s)

To be completed...