- n=400-500k, 13k left (419, 944, 961, 1493, 1747, 1854, 2718, 2985, 3058, 3301, 3418, 4064, 4447)
- runtime 2h37min-3h16min (AVX@3.8Ghz)

2799*372^53207-1 found by ardo
4423*372^63494-1 found by vaughan
577*372^68130-1 found by ardo
3563*372^76554-1 found by vaughan
2996*372^94515-1 found by Johnny Rotten
3271*372^119926-1 found by VietOZ
1682*372^177234-1 found by VietOZ (TOP5000)
2025*372^179001-1 found by n3Ro (TOP5000)
3271*372^210566-1 found by purplecfh (TOP5000)
229*372^217261-1 found by PDW (TOP5000)
4431*372^327835-1 found by whizbang (TOP5000)
2642*372^302825-1 found by CharityEngine2 (TOP5000)