Message boards : Science : base R744 (7k)
- n=200-300k, 7k left (53, 116, 120, 172, 191, 221, 269) - runtime 36min-1h17min (AVX@3.8Ghz) 211*744^277219-1 found by herby44 (TOP5000) 44*744^297912-1 found by Neriyah (TOP5000)