Message boards : Science : base R709 (6k)
- n=200-300k, 6k left (174, 234, 354, 746, 774, 776) - runtime 51min-1h56min (AVX@3.8Ghz) 606*709^137687-1 found by G_UK 170*709^183988-1 found by grcpool.com (TOP5000) 834*709^227380-1 found by p3d-cluster (TOP5000)