Message boards : Science : base R752 (6k)
- n=100-300k, 6k left (8, 22, 58, 64, 95, 97) - runtime 7min29s-1h10min (AVX@3.8Ghz) 11*752^112210-1 found by Doug 65*752^267180-1 found by SaBiN (TOP5000)