WinPFGW 3.7.10:
2^108468-3443 is 3-PRP! (5.7353s+0.0003s)
2^143788-3443 is 3-PRP! (12.0652s+0.0004s)
2^148312-3443 is 3-PRP! (12.4375s+0.0004s)
2^155794-3443 is 3-PRP! (13.0980s+0.0004s)
2^182194-3443 is 3-PRP! (18.3536s+0.0004s)
2^101279-3487 is 3-PRP! (5.3596s+0.0004s)
2^369354-3413 is 3-PRP! (78.0838s+0.0004s)

To be completed...