WinPFGW 3.6.0:
2^139967-1507 is 3-PRP! (25.5403s+0.0023s)
2^158559-1507 is 3-PRP! (37.6715s+0.0006s)
2^105169-1551 is 3-PRP! (16.9833s+0.0022s)
2^113839-1551 is 3-PRP! (17.7026s+0.0005s)
2^176047-1551 is 3-PRP! (41.3868s+0.0005s)
2^178117-1551 is 3-PRP! (41.8449s+0.0022s)
2^181669-1551 is 3-PRP! (42.7044s+0.0022s)
2^134827-1567 is 3-PRP! (24.6194s+0.0022s)
2^195199-1567 is 3-PRP! (61.8699s+0.0005s)

To be completed...