WinPFGW 3.6.5:
2^35457-2011 is 3-PRP! (2.0662s+0.0006s)
2^38255-2011 is 3-PRP! (2.0801s+0.0006s)
2^40677-2011 is 3-PRP! (3.4718s+0.0007s)
2^41200-2013 is 3-PRP! (3.6699s+0.0013s)
2^41460-2013 is 3-PRP! (3.1436s+0.0007s)
2^65800-2013 is 3-PRP! (8.1764s+0.0006s)
2^77349-2013 is 3-PRP! (13.7376s+0.0007s)
2^40864-2015 is 3-PRP! (2.1870s+0.0006s)
2^45510-2015 is 3-PRP! (3.9916s+0.0006s)
2^63880-2015 is 3-PRP! (7.8977s+0.0007s)
2^83878-2015 is 3-PRP! (13.6554s+0.0007s)
2^95962-2015 is 3-PRP! (41.0883s+0.0006s)

To be completed...