Message boards : Science : base R161 (14k)
- n=300-500k, 14k left (194, 344, 378, 428, 448, 892, 1240, 1438, 1730, 1988, 2042, 2200, 2878, 3008) - 42min-2h05min (AVX@3.8GHz) 1504*161^213809-1 found by Doug 2452*161^220943-1 found by emoga 1262*161^249078-1 found by IDEA (TOP5000)